Seiko Cal. 6357 - 230

The Seiko 6357-230 represents an important milestone in Seiko's 1975 lineup. It features a White dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-41f806310c35]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

White

Jewels

27j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1975

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