Seiko Cal. 6670 - 385

The Seiko 6670-385 represents an important milestone in Seiko's 1987 lineup. It features a Black dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-e2cd47ab9d81]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

24j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1987

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