Seiko Cal. 0720 - 441

The Seiko 0720-441 represents an important milestone in Seiko's 1991 lineup. Powered by the 0720 caliber with 27j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-1650853b3869]

Also known as: Silverwave, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1991

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