Seiko Cal. 4537 - 489

Seiko 4537-489

The 4537-489 is a sought-after Solar piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-d1ff1430689e]

Also known as: Tuna, Sportsmatic

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
39mm
Case Thickness
8.0mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Black
Jewels
20j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1990

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