Seiko Cal. 6366 - 440

The 6366-440 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6366 caliber with 26j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-bdb6ef80fa47]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1989

Related Models

• Seiko 4553-987
• Seiko 3844-251
• Seiko 4421-423
• Seiko 0797-259
• Seiko 6222-643
• Seiko 4514-756
• Seiko 3821-302
• Seiko 4467-535
• Seiko 7141-952
• Seiko 0717-310
• Seiko 6699-575
• Seiko 5631-738