Seiko Cal. 4548 - 427

The Seiko 4548-427 represents an important milestone in Seiko's 1981 lineup. Powered by the 4548 caliber with 32j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-97206148d1fa]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Green

Jewels

32j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1981

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