Box Chain Necklace in Platinum, 7mm

As a symbol of strength and masculinity, this platinum box chain necklace features square and wide links that resemble a box. Designed from a series of box-shaped links that are connected in a seamless manner, the chain is designed to create an ideal density around the neck. With platinum, you will get a stronger density around your neck. Every men’s box chain we offer is made from pure platinum, making it an excellent jewelry for all occasions.


  • Material: Platinum 950
  • Diameter : 7mm
  • Length : 52cm (Select the length option)
  • Web ID: 5PR027N-7mm
  • Brand: Created by ByEnzo©


We are able to create the length that you wanted. If you have any questions related to size, please feel free to drop us an email and we will reply to you in detail as soon as possible.


Free delivery service is included.

Complimentary international delivery service.
Each parcel is shipped securely via FedEx with signed-for and tracking service. ByEnzo selects the fastest track to deliver the parcel but domestic goods clearance duration is not ensured. The delivery period will usually take 3-7 working days depending on the region. Please contact us for more information.

All purchased items will be packed carefully.

We deeply understand that all the products you have ordered from us are extremely precious to you, so we will do our best in order to send out the products carefully and promptly. We include a high-end leather case for each product purchased.

Choose a different Box Chain Necklace width

Width 7.0mm

US $ 17,345

Width 4.3mm

US $ 8,349

Width 3.8mm

US $ 7,034

* ByEnzo Jewelry offers a wide variety of widths and lengths; if the desired size is not on the website, please contact us through e-mail for further information about the bespoke service.

US $ 17,345

* Price depends on length.
* Chain length measurement guide →

Please place the item in the basket then complete the payment through PayPal or credit card. If you need further assistance,
please find more information from here.

Exclusive Men’s Box Chain Necklace Design

As a result of the characteristics of box chains, they have a fluid texture among the chain necklace styles. Wearing this platinum box chain platinum necklace alone could be enjoyable as the pattern is distinctive and unique. Besides highlighting the advantages, the joints below are smooth and flexible, enhancing the wearable experience.

Classy Box Chain Design & Dense Weight

Regardless of direction, the box chain has an identical shape from both the front and backside, which gives the box style platinum necklace a vibrant, energetic, and dynamic appearance. It looks amazing when worn with watches or other chains. A combination of high-quality craftsmanship skills and premium materials is used in the design of this platinum 7mm box chain necklace.

The Craftsmanship of the Box Chain Necklace

In spite of the fact that the crafting process is concealed from view, the devil lies in the details.

ByEnzo Jewelry guarantees our customers will receive the finest platinum necklace. Starting from the design to the molding, as well as the assembly and polishing of the box chain necklace, are all performed by our experienced artisans.
A box chain is composed of multiple individual chains in a rope-like pattern. Each chain is made of solid platinum chains; as a result, it is a sturdy, durable, and heavy chain. Since platinum has a particularly high hardness, the process of creating chains with Platinum requires more skill than with other metals.

Men’s Box Chain Platinum Necklace

A box chain platinum necklace with strong personal characters shows a dense weight and dynamic vibe with the most sophisticated craftsmanship from ByEnzo Jewelry.

Pendant’s Best Companion

A 7mm box chain necklace is an excellent choice for men’s platinum necklaces with pendants. ByEnzo believes that a robust masculine necklace chain would be appropriate to hold a large men’s pendant, considering the size of the pendant usually. In addition to creating a more harmonious fashion style, the box chain also provides a masculine look.

Innovative Clasp Design for Rope Style Chain

ByEnzo Jewelry pays attention to every detail, including the clasp design. The highlight of the sliding cylinder clasp is an innovative design created by ByEnzo Jewelry. Since the platinum box chain is a 3D chain instead of a 2D flat curb chain, we believed that it is essential to create a matching clasp.

To hold up our craftsmanship spirit, we have been paying attention to many details, like how to create a clasp that is both practical and artistic. Besides, considering the ease of use and the clasp’s security level, etc., are our considerations, and finally, ByEnzo Jewelry has come up to this sliding cylinder clasp design.

Men’s Platinum Box Necklace

A box chain with strong personal characters and with the ultimate dense weight; a dynamic vibe with the most sophisticated craftsmanship from ByEnzo Jewelry.

Watch Product Video

Quality Guaranteed in ByEnzo Jewelry

‘The most durable, dense and dazzling PT 950’

ByEnzo ensures our customers would receive the finest platinum jewelry. Starting from drafting to molding, until the assembling and polishing of the box chain are guaranteed by the experienced ByEnzo Jewelry’s artisans, as well as using the best precious metals. By using 99.9% of pure platinum and 5% of Iridium as well as Ruthenium, which allows ByEnzo to create the most durable, dense and dazzling PT 950. Besides, PT 950 is hypo-allergy, suitable for every wearer.

ByEnzo’s Cylinder Sliding Clasp

The delicate, stylish cylindrical sliding clasp device provides a sense of unity that goes well with the shape of the box chain. A milgrain pattern carved at the end of the ornament added an extra layer of luxury sensation with excellent details, not to mention the simple-to-use grip. The sliding clasp device aims to the convenience of use, which is a creation of highly-skilled artisans in ByEnzo Jewelry.

Initial Engraving in ByEnzo Jewelry

Engraving any characters in English, or other languages, or even it is the handwritten character of your signature on the clasp. ByEnzo jewelry has always believed that imprinting handwritten initial is a sign of ownership that thrills everyone.

Instead of engraving initial, a symbol is another option as well. If you have any ideas, our group of professional designers would present the most satisfactory design for you. Your satisfaction has been the ultimate goal of ours.

Read more about the initial engraving services

Comfortable Box Chain Necklace Design

Every cylinder sliding clasp installed on the platinum chain is specially designed by our artisans. In order to enhance the security level and durability of the clasp, ByEnzo chose to create our own clasp. Thus, the piece of platinum jewelry does not have to sacrifice its practical functions while keeping its beauty at the same time.

Also, by looking into the fine details, you can see and feel the box chain as a piece of real ART.

Platinum Hallmarking in ByEnzo Jewelry

ByEnzo is committed to bringing the highest quality platinum jewelry to our customers. Therefore, all finished products must have passed rigorous quality inspection, platinum purity test, for instance. Since we place our customer's right at the first place, ByEnzo jewelry promises to provide you with the highest quality assurance.

So each piece of inspected jewelry will be engraved with a purity approval mark; for example, the year of manufacture, ByEnzo's trademark, and the customer ID. Therefore, to ensure that our distinguished customers receive the purest, most authentic and most perfect platinum, and are platinum jewelry that meets the PT 950 standard.

100% Handcrafted Jewelry

ByEnzo Jewelry promises that we handcraft ALL platinum chains and claps. In addition, conducting the highest level of quality control. As a result, the craftsmanship presented is the best of the best.

Indeed, handcrafted platinum jewelry is not commonly found due to its production complexity. Yet, ByEnzo is your reliable platinum jewelry marker. Hence, you can sense the handcraftsmanship from ByEnzo's platinum jewelry which is different from the machine-made accessory, for instance. 

Finally, ByEnzo guarantees you can find the most delicate Men's platinum jewelry, for example, chain necklaces, chain bracelets, and arabesque pendants.  By aiming to deliver the ultimate sophistication, our designers and artisans are withholding the purest and simplest thoughts, in which pursing the excel in handcrafted Platinum jewelry.


Create the one and only one jewelry with ByEnzo now.

If you have any ideas in mind, please do not hesitate to tell us, and our design team will try our best to assist you in realizing your dream. Besides, our artisans have over 20 years of sophisticated experiences that could, for sure, create the most ideal and precious jewelry for you. You may visit our blog for more Bespoke archives.

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Please get started by consulting with ByEnzo's
experienced staff and complete the unique
Platinum jewelry with us.



You will learn about how special and
different from ByEnzo’s Platinum.



Designing your own bracelet by engraving initials



Without any doubt, we believed and insisted in craftsmanship.

ByEnzo was established since 2002. A brand focus on delicate Men's Platinum Jewelry, bracelet, necklace, pendant, and ring, for instance; as well as emphasizing the hand craftsmanship spirit. All of the jewelry is handcrafted for sure. In order to satisfy the need in creating a personalized ornament, ByEnzo is offering Bespoke service as well. We have a group of skillful and talented artisans who can turn your design into reality

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Category: Return and Refunds

Unfortunately, exchange or refund is not accepted. ByEnzo Jewelry will ensure each jewelry piece is stored and packed nicely so that it will not be damaged during the delivery process.
Therefore mind-changing reason is not accepted for exchange and refund.

Category: Order

Yes, ByEnzo Jewelry has an offline store in Seoul, South Korea.
Our operating hour is from 10:00-20:00 KST every day, expect some public holidays.

Category: Shipping

No, it is free international shipping.

Yes, we offer bespoke service. Please get in touch with us for more information.

For further information please refer to the following link.

Category: Shipping

Please visit FedEx and use the tracking number that we have provided.

Category: Product Care

1.5cm~2cm on top of the actual wrist length is suggested for a comfortable wearing experience.
If you prefer more room between the chain and the wrist, adding up to 3cm is also recommended. However,
if you would like to add more lengths, please E-mail us for further information. Besides,
for the bangle bracelet, we do suggest contacting us for further assistance.

Category: Order

Once we have received your order, we will process it immediately during our office hours;
however, if an order is placed during weekends and public holidays, it will be processed on the next working day.
Typically, it will not take more than 24 hours.

Category: Shipping

The delivery period depends on the recipient’s country, yet it usually takes 3-5 working days to ship to the United States and most European countries.
For Australia, it usually takes 4-6 working days, depending on the region.
For the rest of the world, please get in touch with us for more information.

Yes, we offer a complimentary engraving service when purchasing from us.
Initials, symbols, and memorial dates are the most engraved.

For further information please refer to the following link.
Initial Engraving Service

Category: Return and Refunds

Yes. It is possible if you would like to trade in your previous chain for a new one.
For more exact trade-in price and percentage, please E-mail us for further information.

Category: Product Care

Yes, we will attach a product certificate for each item purchased.
In the certificate, we will indicate the material used and the final weight of the chain.

Category: Payment

Payment via PayPal or bank transfer is accepted.

If you do not have a PayPal account, you could still proceed with your credit cards without having a PayPal account.
Please select ‘Pay with PayPal’ first then, when you are directed to PayPal’s website,
please fill in the credit card information directly and complete the payment.

For bank transfer information, please use the following details:
Bank Address: 5th FL. Kookmin Bank Bldg. 84, Namdaemun-ro, Jung-gu, Seoul, Korea
Account Number: 008668-11-007386
Account Holder: YANG SOCK JIN (BYENZO)
Contact Tel: +82-2-744-9946

Category: Payment

The customer will have to bear the customs duties.

When shipping to the United States, our customers usually do not pay for any taxation.
Even if there were customs duties, it would be roughly $150-250 USD.
It will cost about $450-500 USD in Europe, depending on the country. For more information, please get in touch with us via E-mail.

Category: Order

Once we have received your order and confirmed your payment, we will send you an e-mail with a product contract.


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