Seiko Cal. 4421 - 227

The Seiko 4421-227 represents an important milestone in Seiko's 1992 lineup. Powered by the 4421 caliber with 35j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-a0ce8638028d]

Also known as: Panda, Golden Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1992

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