Seiko Cal. 6357 - 421

The Seiko 6357-421 represents an important milestone in Seiko's 1997 lineup. It features a Green dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-d2932b78da64]

Also known as: Tuna, Silverwave

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1997

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