Seiko Cal. 4540 - 145

This Solar model from 1973 features a 45mm Gold-Plated case. Powered by the 4540 caliber with 32j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-f55c3054f384]

Also known as: Monster, Golden Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

Champagne

Jewels

32j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1973

Related Models

• Seiko 6265-299
• Seiko 0771-455
• Seiko 5693-742
• Seiko 6134-306
• Seiko 5252-256
• Seiko 6374-333
• Seiko 6158-141
• Seiko 5679-220
• Seiko 6319-623
• Seiko 5237-446
• Seiko 4437-393
• Seiko 5215-797