Seiko Cal. 6610 - 380

The Seiko 6610-380 represents an important milestone in Seiko's 1983 lineup. It features a Black dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-c61053b27dc8]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1983

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