Seiko Cal. 3839 - 771

The Seiko 3839-771 represents an important milestone in Seiko's 1988 lineup. Powered by the 3839 caliber with 33j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-9684a29488f8]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1988

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