Seiko Cal. 3873 - 658

The 3873-658 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3873 caliber with 26j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-5a6f044b2185]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1968

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