Seiko Cal. 3863 - 812

The 3863-812 is a sought-after Automatic piece from Seiko's golden era. It features a White dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-79a8208469af]

Also known as: Tuna, Emperor

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

White

Jewels

22j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1980

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