Seiko Cal. 6687 - 410

The 6687-410 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Silver dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-036800529e90]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1991

Related Models

• Seiko 4425-296
• Seiko 6612-607
• Seiko 6337-824
• Seiko 6613-931
• Seiko 6119-950
• Seiko 5650-276
• Seiko 5659-921
• Seiko 6158-606
• Seiko 3816-471
• Seiko 6291-370
• Seiko 0759-124
• Seiko 4443-738