Seiko Cal. 7131 - 520

Seiko 7131-520

The Seiko 7131-520 represents an important milestone in Seiko's 1999 lineup. Powered by the 7131 caliber with 21j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-46fc6b774909]

Also known as: Turtle, Bellmatic

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
44mm
Case Thickness
11.9mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Silver
Jewels
21j
Frequency
36,000 bph
Power Reserve
58 hours
Year
1999

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