Seiko Cal. 6151 - 509

The 6151-509 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6151 caliber with 19j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-c9d8c9de6268]

Also known as: Monster, Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

19j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1971

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