Seiko Cal. 0748 - 428

The Seiko 0748-428 represents an important milestone in Seiko's 1986 lineup. Powered by the 0748 caliber with 31j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-a5b199111455]

Also known as: Sumo, Pogue

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1986

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