Seiko Cal. 7123 - 928

Seiko 7123-928

The Seiko 7123-928 represents an important milestone in Seiko's 1971 lineup. Powered by the 7123 caliber with 25j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-667e7dc8d5db]

Also known as: Sumo, Silverwave

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
44mm
Case Thickness
11.3mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
140m
Dial Color
Silver
Jewels
25j
Frequency
21,600 bph
Power Reserve
70 hours
Year
1971

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