Seiko Cal. 4521 - 246

Seiko 4521-246

The 4521-246 is a sought-after Solar piece from Seiko's golden era. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-b51159cae5bd]

Also known as: Sumo, Baby Tuna

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
13.7mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Silver
Jewels
32j
Frequency
36,000 bph
Power Reserve
36 hours
Year
1966

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