Seiko Cal. 3899 - 384

The 3899-384 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3899 caliber with 29j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-b15285cbed72]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1971

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