Seiko Cal. 4436 - 670

The Seiko 4436-670 represents an important milestone in Seiko's 1998 lineup. Powered by the 4436 caliber with 30j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-ab30ffd6ee98]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Green

Jewels

30j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1998

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