Seiko Cal. 6671 - 683

This Quartz model from 1991 features a 37mm Stainless Steel case. It features a Black dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-31facec591fa]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1991

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