Seiko Cal. 0787 - 977

The 0787-977 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0787 caliber with 20j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-1041e4581a73]

Also known as: Silverwave, Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1984

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