Seiko Cal. 6675 - 721

The 6675-721 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-d7dda7da96d5]

Also known as: Sea Horse, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1967

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