Seiko Cal. 4423 - 625

This Kinetic model from 1988 features a 42mm PVD Black case. Powered by the 4423 caliber with 36j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-e294046a3c6a]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

42mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1988

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