Seiko Cal. 4521 - 852

The Seiko 4521-852 represents an important milestone in Seiko's 1973 lineup. Powered by the 4521 caliber with 26j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-d17164cd230a]

Also known as: World Timer, Navigator

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Burgundy

Jewels

26j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1973

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