Seiko Cal. 7077 - 657

The 7077-657 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7077 caliber with 18j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-59a1d8d07674]

Also known as: Panda, World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

8.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

18j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1973

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