Seiko Cal. 6390 - 702

This Spring Drive model from 1991 features a 38mm Stainless Steel case. It features a Black dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-be71bf40920e]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1991

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