Seiko Cal. 5241 - 661

This Spring Drive model from 1986 features a 44mm Hardlex-Coated Steel case. Powered by the 5241 caliber with 27j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-78e3dddfe9d9]

Also known as: Golden Tuna, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Cream

Jewels

27j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1986

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