Seiko Cal. 4433 - 651

The Seiko 4433-651 represents an important milestone in Seiko's 1971 lineup. Powered by the 4433 caliber with 31j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-e732670727a1]

Also known as: Panda, Sportsmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

43mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1971

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