Seiko Cal. 6377 - 720

This Spring Drive model from 1990 features a 36mm PVD Black case. Powered by the 6377 caliber with 32j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-8794978babea]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1990

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