Seiko Cal. 6340 - 821

The Seiko 6340-821 represents an important milestone in Seiko's 1987 lineup. Powered by the 6340 caliber with 23j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-24ce7ee441c3]

Also known as: Monster

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

White

Jewels

23j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1987

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