Seiko Cal. 7139 - 513

This Spring Drive model from 1996 features a 46mm PVD Black case. Powered by the 7139 caliber with 18j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-1c8fc2b5caa5]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1996

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