Seiko Cal. 4520 - 838

The Seiko 4520-838 represents an important milestone in Seiko's 1972 lineup. Powered by the 4520 caliber with 18j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-1074fc75f907]

Also known as: Panda, World Timer

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1972

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