Seiko Cal. 6393 - 177

The 6393-177 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-89db94208311]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1981

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