Seiko Cal. 3872 - 121

The 3872-121 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3872 caliber with 25j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-ca17533feee5]

Also known as: Bullhead, Crown

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

43mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Green

Jewels

25j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1999

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