Seiko Cal. 4523 - 632

The 4523-632 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-8bb8139a4960]

Also known as: Monster, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

White

Jewels

23j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1981

Related Models

• Seiko 6619-106
• Seiko 6140-951
• Seiko 4565-590
• Seiko 7158-447
• Seiko 5649-542
• Seiko 6316-474
• Seiko 3837-314
• Seiko 7015-321
• Seiko 7176-334
• Seiko 5274-604
• Seiko 6398-582
• Seiko 0745-437