Seiko Cal. 4521 - 964

The Seiko 4521-964 represents an important milestone in Seiko's 1973 lineup. Powered by the 4521 caliber with 29j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-72dd2671aadd]

Also known as: Panda, Arnie

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

29j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1973

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