Seiko Cal. 6366 - 992

The Seiko 6366-992 represents an important milestone in Seiko's 1978 lineup. Powered by the 6366 caliber with 20j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-955c1cde36bb]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1978

Related Models

• Seiko 0737-792
• Seiko 0714-691
• Seiko 3865-384
• Seiko 5270-278
• Seiko 6653-119
• Seiko 6274-944
• Seiko 6177-487
• Seiko 6335-764
• Seiko 4477-901
• Seiko 7145-590
• Seiko 6678-181
• Seiko 5615-160