Seiko Cal. 6615 - 937

The Seiko 6615-937 represents an important milestone in Seiko's 1971 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-e432c2adf787]

Also known as: Pogue, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1971

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