Seiko Cal. 6681 - 389

This Automatic model from 1977 features a 36mm PVD Black case. It features a Black dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-f9523175e5a9]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1977

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