Seiko Cal. 6635 - 994

The 6635-994 is a sought-after Solar piece from Seiko's golden era. With its 19mm lug width and 13.7mm profile, it sits comfortably on most wrists. [seikata-wm-3bf81839cb24]

Also known as: Helmet, Flighty

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

44mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1993

Related Models

• Seiko 5243-323
• Seiko 6666-461
• Seiko 7028-860
• Seiko 6163-306
• Seiko 3816-624
• Seiko 6292-739
• Seiko 6631-480
• Seiko 4429-204
• Seiko 7081-904
• Seiko 6386-741
• Seiko 7182-884
• Seiko 6327-615