Seiko Cal. 4537 - 971

Seiko 4537-971

The 4537-971 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4537 caliber with 18j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-4527b4220486]

Also known as: Baby Tuna

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
37mm
Case Thickness
11.7mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
120m
Dial Color
Navy
Jewels
18j
Frequency
28,800 bph
Power Reserve
39 hours
Year
1965

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seikata-wm-4527b4220486