Seiko Cal. 6677 - 230

The Seiko 6677-230 represents an important milestone in Seiko's 1970 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-06c50f29b6cb]

Also known as: Crown

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

13.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1970

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