Seiko Cal. 4525 - 843

Released in 1972, the Cal. 4525 with design code 843 was part of Seiko's domestic market collection. Powered by the 4525 caliber with 19j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-dab89dfb95b1]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

35mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1972

Related Models

• Seiko 0740-448
• Seiko 4530-226
• Seiko 6696-578
• Seiko 6652-109
• Seiko 5654-786
• Seiko 4552-122
• Seiko 6226-704
• Seiko 7010-490
• Seiko 0795-585
• Seiko 7083-121
• Seiko 4433-942
• Seiko 6183-392