Seiko Cal. 3857 - 686

This Quartz model from 1970 features a 39mm Two-Tone case. It features a Navy dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-cc79a7477b94]

Also known as: UFO, Flighty

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

8.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1970

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