Seiko Cal. 7137 - 163

The Seiko 7137-163 represents an important milestone in Seiko's 1969 lineup. Powered by the 7137 caliber with 31j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-5fed8362e5e7]

Also known as: Turtle, Arnie

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

9.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1969

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