Seiko Cal. 6318 - 615

The 6318-615 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6318 caliber with 29j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-d0d0774305d4]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

White

Jewels

29j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1972

Related Models

• Seiko 6336-525
• Seiko 6154-236
• Seiko 6399-946
• Seiko 6626-224
• Seiko 6676-238
• Seiko 3844-687
• Seiko 4528-835
• Seiko 6289-279
• Seiko 6330-914
• Seiko 6320-456
• Seiko 6643-771
• Seiko 0748-683