Seiko Cal. 6237 - 257

Released in 1965, the Cal. 6237 with design code 257 was part of Seiko's domestic market collection. It features a Green dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-be0c0cd06d14]

Also known as: Shogun, Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Green

Jewels

32j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1965

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