Seiko Cal. 4436 - 789

The Seiko 4436-789 represents an important milestone in Seiko's 1970 lineup. Powered by the 4436 caliber with 28j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-06d281a77e0b]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1970

Related Models

• Seiko 6296-860
• Seiko 5619-985
• Seiko 4543-809
• Seiko 5283-282
• Seiko 6231-741
• Seiko 7087-857
• Seiko 4411-901
• Seiko 5672-839
• Seiko 4437-500
• Seiko 5254-832
• Seiko 4549-195
• Seiko 0795-189