Seiko Cal. 7138 - 388

The 7138-388 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7138 caliber with 27j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-e39a4fbdda72]

Also known as: Panda, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

27j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1972

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