Seiko Cal. 7138 - 550

The 7138-550 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7138 caliber with 24j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-af22b719f937]

Also known as: Goldfeather, Arnie

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1986

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