Seiko Cal. 6684 - 857

The Seiko 6684-857 represents an important milestone in Seiko's 1967 lineup. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-0cf160c0ed61]

Also known as: Crown, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1967

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