OPK 8165 · Automatic
OPK · Rediscover time
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OPK 8165 · Automatic
OPK Wristwatches for Everyday Life, Work, and Leisure
Discover automatic watches, quartz watches, and chronographs with expressive designs, practical functions, and comprehensible product details.
Our Timepieces
The OPK Collection
Automatic, Quartz, and Chronograph: Discover timepieces with unique character for work, travel, and leisure.
OPK
Ref. 6002
OPK 6002 Ladies' Quartz Watch with Rhinestone Embellishment OPK 6002 Ladies' Quartz Watch with Rhinestone Embellishment
28.0 mm
Available
OPK
Ref. 6013
OPK 6013 Women's Quartz Watch with Rhinestone Indices OPK 6013 Women's Quartz Watch with Rhinestone Indices
33.0 mm
Available
OPK
Ref. 6014
OPK 6014 Men's Quartz Watch with Day and Date OPK 6014 Men's Quartz Watch with Day and Date
39.0 mm
Available
OPK
Ref. 6023
OPK 6023 Ladies' Quartz Watch with Day and Date OPK 6023 Ladies' Quartz Watch with Day and Date
30.0 mm
Available
OPK · Open Popular Key
Stylish timepieces for more people.
OPK stands for "Open Popular Key" – the idea of making stylish timepieces accessible to more people.
The brand originated in the watchmaking environment of Shenzhen and builds on many years of experience in watch manufacturing and the established supply chain there. Our focus is on clear design, everyday usability, and a balanced ratio of features and price.
Depending on the model, features include luminous markers, calendar displays, or everyday water resistance. You can find binding information on the respective product page.

OPK 8165 · In Detail
Mechanics you can see.
With model 8165, the mechanics become part of the design. The open dial, striking gold appearance and easily readable details combine presence with everyday usability.

OPK 6047 · Chronograph
Precision in deep blue.
Three subdials, a date window, and a rich blue dial combine sporty functionality with a clean, versatile stainless steel look.

OPK 8180 · Automatic
Technology with striking contours.
The tonneau-shaped case, the visible movement, and the black silicone strap give the 8180 model a distinctive, modern character.
Why OPK
What OPK stands for
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Designed for everyday use
Clean lines and versatile details accompany work, travel, and leisure, without being obtrusive.
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Function with purpose
Depending on the model, luminous markers, calendar displays, and practical water resistance complement the design.
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Fairly priced
We focus on design, utility and craftsmanship – not on an artificial luxury label.
Good to know
Frequently Asked Questions
What information helps when choosing a watch?
Pay attention to case diameter, lug-to-lug length, height, and recommended wrist circumference. Binding product information can be found on the respective model.
Where can I find technical data?
Dimensions, materials, movement, and other confirmed details are listed directly on the product page.
How do I get more information?
Please use the contact page and, if possible, provide the model's reference number.
Magazine
Everyday Watch Knowledge
How to wind an automatic watch after it stops
Has your automatic watch stopped after a break from wearing it? Learn how to check its winding method, restart it and avoid common mistakes.
How much water resistance does a watch need? 3, 5, 10 and 20 ATM explained
Rain, hand washing, swimming and diving place very different demands on a watch. This guide explains 3, 5, 10 and 20 ATM and helps...
Chronograph Explained: Functions, Reading, and Operation
A chronograph combines the normal time display with a stop function. Learn how start, stop, and reset work and why sub-dials are assigned differently...



