Seiko Cal. 3899 - 354

The 3899-354 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3899 caliber with 30j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-cb74abba99ba]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1967

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