Seiko Cal. 6677 - 512

The 6677-512 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-f071d46d7494]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1980

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