Seiko Cal. 6677 - 861

Released in 1971, the Cal. 6677 with design code 861 was part of Seiko's domestic market collection. It features a Green dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-19fac01bbf7f]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Green

Jewels

26j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1971

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