Seiko Cal. 6257 - 109

The Seiko 6257-109 represents an important milestone in Seiko's 1976 lineup. It features a Green dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-3dfc54770e33]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1976

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