Seiko Cal. 6618 - 901

The 6618-901 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6618 caliber with 26j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-ed614ecb47da]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

26j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1972

Related Models

• Seiko 5668-361
• Seiko 5685-871
• Seiko 6311-184
• Seiko 3850-944
• Seiko 7165-687
• Seiko 6621-122
• Seiko 4424-245
• Seiko 6247-683
• Seiko 7197-850
• Seiko 4431-597
• Seiko 5614-688
• Seiko 6227-868