Seiko Cal. 4525 - 991

Seiko 4525-991

The 4525-991 is a sought-after Automatic piece from Seiko's golden era. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-8fd990c9d60d]

Also known as: Baby Tuna

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
34mm
Case Thickness
14.9mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
100m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1991

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