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Aision Watch Co TourbillonvsSeiko Prospex Sea Seiko Diver’s Watch 60th Anniversary Limited Edition

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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Tourbillon
Aision Watch CoTourbillon
MSRP $1,537
Prospex Sea Seiko Diver’s Watch 60th Anniversary Limited Edition
SeikoProspex Sea Seiko Diver’s Watch 60th Anniversary Limited Edition
MSRP $1,400
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Buy used on eBay ↗
Buy from Seiko ↗
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At a glance

13 of 29 specs differ
Diameter
Tourbillon41mm
Prospex Sea Seiko Diver’s Watch 60th Anniversary Limited Edition40mm
Power Reserve
Tourbillon—
Prospex Sea Seiko Diver’s Watch 60th Anniversary Limited Edition72h
Water Resistance
Tourbillon50m
Prospex Sea Seiko Diver’s Watch 60th Anniversary Limited Edition300m
MSRP
Tourbillon$1,537
Prospex Sea Seiko Diver’s Watch 60th Anniversary Limited Edition$1,400

Full specifications

Case

5 specs
Category
—
Diver
Diameter
41mm
40mm
Thickness
11.8mm
13mm
Lug-to-Lug
47mm
46.4mm
Water Resistance
50m
300m

Crystal & Dial

4 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Gunmetal
Black
Lume
Swiss Super-LumiNova® BGW9 (Grade A)
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
HANGZHOU 3series Tourbillon
6R55
Power Reserve
—
72h
Jewels
25
24

Pricing

1 specs
MSRP
$1,537
$1,400
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