Seiko Cal. 3876 - 689

The 3876-689 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3876 caliber with 34j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-666d3350e90d]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Champagne

Jewels

34j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1965

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