Seiko Cal. 6666 - 378

The 6666-378 is a sought-after Hand-Winding piece from Seiko's golden era. With its 21mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-bc80aac7d058]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1982

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