Seiko Cal. 6370 - 721

Released in 1991, the Cal. 6370 with design code 721 was part of Seiko's domestic market collection. It features a White dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-5bfef505dbea]

Also known as: World Timer, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

White

Jewels

25j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1991

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