Seiko Cal. 6148 - 906

The 6148-906 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 14.6mm profile, it sits comfortably on most wrists. [seikata-wm-190753694764]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1985

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