Seiko Cal. 4488 - 817

Seiko 4488-817

The 4488-817 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4488 caliber with 28j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-4d8b2bdf86a2]

Also known as: Turtle

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
40mm
Case Thickness
12.9mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
200m
Dial Color
Navy
Jewels
28j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1965

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