Seiko Cal. 7148 - 320

Released in 1989, the Cal. 7148 with design code 320 was part of Seiko's domestic market collection. Powered by the 7148 caliber with 26j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-78ec322604da]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Green

Jewels

26j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1989

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