Seiko Cal. 6237 - 658

The Seiko 6237-658 represents an important milestone in Seiko's 1966 lineup. It features a Navy dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-c22fcb9dec70]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

34j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1966

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