Seiko Cal. 4446 - 321

The 4446-321 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4446 caliber with 29j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-be08058ab70b]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1993

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