Seiko Cal. 4435 - 540

The Seiko 4435-540 represents an important milestone in Seiko's 1999 lineup. Powered by the 4435 caliber with 32j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-72294f348ea2]

Also known as: Bullhead, Crown

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1999

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