Seiko Cal. 0748 - 309

The 0748-309 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0748 caliber with 29j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-6013c1746957]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Burgundy

Jewels

29j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1983

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