Seiko Cal. 4437 - 396

The Seiko 4437-396 represents an important milestone in Seiko's 1975 lineup. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-60f316f5f752]

Also known as: Turtle

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

32j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1975

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