Seiko Cal. 6670 - 755

This Spring Drive model from 1988 features a 45mm Stainless Steel case. Powered by the 6670 caliber with 30j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-ee65d449cb0e]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

White

Jewels

30j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1988

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