Seiko Cal. 6240 - 998

The 6240-998 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6240 caliber with 19j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-8d46554cf31e]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

19j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1971

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