Seiko Cal. 3863 - 312

The Seiko 3863-312 represents an important milestone in Seiko's 1978 lineup. It features a Silver dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-12031e7e75c3]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Silver

Jewels

33j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1978

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