Seiko Cal. 4498 - 428

Seiko 4498-428

The 4498-428 is a sought-after Spring Drive piece from Seiko's golden era. It features a Burgundy dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-ddcbf055e553]

Also known as: Turtle, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
8.9mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
Burgundy
Jewels
35j
Frequency
28,800 bph
Power Reserve
40 hours
Year
1978

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