Seiko Cal. 4432 - 646

The Seiko 4432-646 represents an important milestone in Seiko's 1970 lineup. The Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-cb9811a1e8ee]

Also known as: Goldfeather, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1970

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