Seiko Cal. 6357 - 339

Released in 1985, the Cal. 6357 with design code 339 was part of Seiko's domestic market collection. It features a Green dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-7229c256c523]

Also known as: Sumo, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1985

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