Seiko Cal. 4525 - 220

The 4525-220 is a sought-after Quartz piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-4c5f17faa74f]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1966

Related Models

• Seiko 6637-186
• Seiko 6156-894
• Seiko 6346-690
• Seiko 7065-443
• Seiko 5642-191
• Seiko 6221-997
• Seiko 6177-393
• Seiko 5266-837
• Seiko 5660-641
• Seiko 6318-621
• Seiko 5241-794
• Seiko 4455-500