Seiko Cal. 6357 - 523

The Seiko 6357-523 represents an important milestone in Seiko's 1980 lineup. It features a White dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-57137de59bcc]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1980

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