Seiko Cal. 4521 - 385

The Seiko 4521-385 represents an important milestone in Seiko's 1985 lineup. Powered by the 4521 caliber with 30j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-1d1ef0e620af]

Also known as: Flighty

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1985

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