Seiko Cal. 5243 - 357

Seiko 5243-357

The 5243-357 is a sought-after Automatic piece from Seiko's golden era. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-d7d29f919d5e]

Also known as: Baby Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
14.4mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
140m
Dial Color
Black
Jewels
29j
Frequency
21,600 bph
Power Reserve
39 hours
Year
1971

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