Seiko Cal. 4515 - 645

Released in 1968, the Cal. 4515 with design code 645 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-7df42ef05597]

Also known as: Crown, Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Champagne

Jewels

23j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1968

Related Models

• Seiko 0744-304
• Seiko 7134-871
• Seiko 6379-824
• Seiko 7192-143
• Seiko 5615-394
• Seiko 6362-975
• Seiko 4425-845
• Seiko 7015-894
• Seiko 0758-303
• Seiko 6161-643
• Seiko 4560-706
• Seiko 7084-248