Seiko Cal. 6357 - 630

The 6357-630 is a sought-after Quartz piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-66f57f49c413]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1990

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