Seiko Cal. 6641 - 365

This Quartz model from 1991 features a 42mm Stainless Steel case. It features a Navy dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-d7994914a3ea]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1991

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