Seiko Cal. 7143 - 403

Seiko 7143-403

The 7143-403 is a sought-after Automatic piece from Seiko's golden era. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-a60c2a11fe7c]

Also known as: Tuna, Bellmatic

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
34mm
Case Thickness
13.4mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
170m
Dial Color
Silver
Jewels
32j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1985

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