Seiko Cal. 6616 - 925

This Spring Drive model from 1970 features a 36mm Stainless Steel case. It features a Cream dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-49d00570b625]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1970

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