Seiko Cal. 6393 - 854

The 6393-854 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6393 caliber with 25j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-b445618b2390]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1989

Related Models

• Seiko 7037-729
• Seiko 7041-832
• Seiko 0739-473
• Seiko 7186-127
• Seiko 4551-517
• Seiko 7164-212
• Seiko 5698-268
• Seiko 6348-478
• Seiko 4484-442
• Seiko 6687-708
• Seiko 5664-985
• Seiko 5257-254