Seiko Cal. 6112 - 421

The 6112-421 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6112 caliber with 29j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-73905ead9be4]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1994

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