Seiko Cal. 7138 - 842

Released in 1973, the Cal. 7138 with design code 842 was part of Seiko's domestic market collection. Powered by the 7138 caliber with 35j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-decee6fd6bd9]

Also known as: Golden Tuna, Arnie

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1973

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