Seiko Cal. 6377 - 877

Released in 1972, the Cal. 6377 with design code 877 was part of Seiko's domestic market collection. It features a White dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-ae878fd4c9b8]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1972

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