Seiko Cal. 6121 - 317

The 6121-317 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6121 caliber with 24j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-90981fe4ff70]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Silver

Jewels

24j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1999

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