Seiko Cal. 4431 - 101

This Hand-Winding model from 1987 features a 35mm Titanium case. Powered by the 4431 caliber with 26j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-53bf0cf76073]

Also known as: Panda

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1987

Related Models

• Seiko 7163-898
• Seiko 3859-422
• Seiko 6133-756
• Seiko 3866-562
• Seiko 5289-755
• Seiko 6116-864
• Seiko 6235-238
• Seiko 3844-229
• Seiko 0778-625
• Seiko 7168-691
• Seiko 5689-726
• Seiko 3852-451