Seiko Cal. 7139 - 445

Seiko 7139-445

This Automatic model from 1991 features a 45mm Two-Tone case. Powered by the 7139 caliber with 30j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-8c5f18df4d52]

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
45mm
Case Thickness
11.8mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
Burgundy
Jewels
30j
Frequency
21,600 bph
Power Reserve
49 hours
Year
1991

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