Seiko Cal. 7144 - 581

This Automatic model from 1981 features a 39mm PVD Black case. Powered by the 7144 caliber with 35j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-281588749338]

Also known as: Turtle, Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1981

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