Seiko Cal. 5278 - 140

The 5278-140 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5278 caliber with 23j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-7b1b5e917f19]

Also known as: Golden Tuna, Arnie

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Champagne

Jewels

23j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1984

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