Seiko Cal. 5645 - 432

The Seiko 5645-432 represents an important milestone in Seiko's 1996 lineup. Powered by the 5645 caliber with 22j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-503d9fd6df09]

Also known as: Bullhead, Navigator

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

White

Jewels

22j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1996

Related Models

• Seiko 0733-560
• Seiko 6123-499
• Seiko 5260-128
• Seiko 5212-743
• Seiko 3828-741
• Seiko 4571-722
• Seiko 6362-784
• Seiko 5285-475
• Seiko 7135-948
• Seiko 0752-713
• Seiko 4436-272
• Seiko 5237-636