OPK 8105 Couples Watch Set for Women and Men OPK 8105 Couples Watch Set for Women and Men
Reference number: 8105
- 3 ATM
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Technical Data
- Reference number
- 8105
- Watch type
- Quartz watch
- Case diameter
- Men 36.5 mm / Women 25 mm
- Case thickness
- Men's 11 mm / Women's 11 mm
- Strap width
- Men's 20 mm / Women's 14 mm
- Weight
- Men's 95 g / Women's 52 g
- Strap material
- Translation missing: en.products.product.strap_materials.rostfreier_Stahl
- Crystal
- Faceted glass
- Water resistance
- 3 ATM
About the Brand
OPK · MATCHING WATCH SET · REF. 8105
Two sizes. One shared design.
The OPK 8105 brings the men’s and women’s models together in one coordinated design. Quartz / Quartz, 36.5 mm / 25 mm cases and stainless steel / stainless steel form the shared technical foundation.
Designed up close
in every detail.
The image sequence highlights the proportions, dial, strap and distinctive details of the OPK 8105. Calm surfaces and generous spacing draw attention to its form and legibility.




Technical specifications
Precisely
specified.
Dimensions, materials and functions are clearly organised. Both sizes are listed in full for matching-pair versions.
- Model
- Men’s model8105Women’s model8105
- Movement
- Men’s modelQuartzWomen’s modelQuartz
- Case diameter
- Men’s model36.5 mmWomen’s model25 mm
- Case thickness
- Men’s model11 mmWomen’s model11 mm
- Strap width
- Men’s model20 mmWomen’s model14 mm
- Weight
- Men’s model95 gWomen’s model52 g
- Crystal
- Men’s modelHardened faceted crystalWomen’s modelHardened faceted crystal
- Strap material
- Men’s modelStainless steelWomen’s modelStainless steel
- Water resistance
- Men’s model3 ATM splash resistantWomen’s model3 ATM splash resistant
Material.
Function.
Material, strap and water resistance are presented together so the key characteristics remain easy to review.
3 ATM splash resistant / 3 ATM splash resistant
Designed for everyday splashes. Do not use while swimming, showering, bathing, diving or during prolonged immersion.
Crystal & strap
Hardened faceted crystal / Hardened faceted crystal · Stainless steel / Stainless steel
Confirmed contents
- OPK watch box
- Instructions
- Hang tag
- Bracelet sizing tool / OPK watch box
- Instructions
- Hang tag
- Bracelet sizing tool
Functions
Questions about the OPK 8105
Which movement is confirmed?
Quartz / Quartz.
Which dimensions are listed?
Case diameter 36.5 mm / 25 mm; case thickness 11 mm / 11 mm; strap width 20 mm / 14 mm.
How should the water-resistance rating be understood?
3 ATM splash resistant / 3 ATM splash resistant. Designed for everyday splashes. Do not use while swimming, showering, bathing, diving or during prolonged immersion.
OPK · REF. 8105
Two sizes. One shared design.
In motion
See the watch in motion
Experiences
What owners say
Verified experiences make choosing easier. Positive and critical feedback is published under the same rules.
