Seiko Cal. 4443 - 233

The Seiko 4443-233 represents an important milestone in Seiko's 1998 lineup. Powered by the 4443 caliber with 19j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-e477472795f3]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1998

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