Seiko Cal. 7177 - 678

Released in 1970, the Cal. 7177 with design code 678 was part of Seiko's domestic market collection. It features a Navy dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-81f31127ab4f]

Also known as: Sumo, Panda

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

29j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1970

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