Seiko Cal. 7148 - 348

The 7148-348 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7148 caliber with 21j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-030bbcf46c53]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1969

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