Seiko Cal. 4446 - 458

The 4446-458 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4446 caliber with 19j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-fe62fe22a3c5]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Navy

Jewels

19j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1988

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