Seiko Cal. 3840 - 690

The 3840-690 is a sought-after Solar piece from Seiko's golden era. Powered by the 3840 caliber with 19j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-251ab65a2300]

Also known as: Pogue, Panda

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

19j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1978

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