Seiko Cal. 0781 - 997

The 0781-997 is a sought-after Solar piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-a98725b7bf21]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1966

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