Seiko Cal. 4420 - 616

The Seiko 4420-616 represents an important milestone in Seiko's 1991 lineup. Powered by the 4420 caliber with 22j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-e6394e0d81a3]

Also known as: Goldfeather, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

22j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1991

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