Seiko Cal. 0721 - 345

Seiko 0721-345

The Seiko 0721-345 represents an important milestone in Seiko's 1998 lineup. Powered by the 0721 caliber with 17j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-29ddf3852566]

Also known as: Tuna, UFO

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
37mm
Case Thickness
11.7mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
Green
Jewels
17j
Frequency
36,000 bph
Power Reserve
41 hours
Year
1998

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seikata-wm-29ddf3852566