Seiko Cal. 6649 - 910

Seiko 6649-910

This Spring Drive model from 1982 features a 38mm PVD Black case. Powered by the 6649 caliber with 31j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-3cd655a4b32f]

Also known as: Goldfeather, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
38mm
Case Thickness
15.0mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Green
Jewels
31j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1982

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