Side by side

Seiko Prospex Sea 1968 Heritage Diver's GMTvsHorage Tourbillon 2

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

Prospex Sea 1968 Heritage Diver's GMT
SeikoProspex Sea 1968 Heritage Diver's GMT
MSRP $1,500
Tourbillon 2
HorageTourbillon 2
MSRP $10,080
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Seiko Prospex Sea 1968 Heritage Diver's GMT

The Seiko Prospex Sea 1968 Heritage Diver's GMT is widely praised for its build quality, finishing, and comfortable wearability, offering good value for its price point. Owners and reviewers highlight the attractive silver/white sunray dial, blue ceramic bezel, and the premium feel of the improved bracelet clasp with excellent micro-adjustment. The Caliber 6R54 movement provides a 72-hour power reserve, and real-world accuracy often exceeds its stated range of +25 to -15 seconds per day, with some owners reporting figures around +3 to +5 seconds per day. However, the caller-style GMT functionality is a point of contention for some, who find the GMT scale difficult to read and prefer a flyer GMT at this price. Some also find the crown position at 4 o'clock undesirable, and a few note a lack of dial contrast or illegibility of the inner bezel.

Horage Tourbillon 2

Owners and reviewers highlight the Horage Tourbillon 2's COSC-certified K-TOU movement, featuring a 120-hour power reserve and silicon components, with the tourbillon itself celebrated as a display of engineering as art. The watch is available in various materials and dial options, including Grand Feu enamel and a unique blue pattern. Pre-order prices begin at CHF 8,990 for steel and CHF 20,470 for white gold. Overall, owners and reviewers rate the Horage Tourbillon 2 highly for its impressive movement engineering and artistic presentation of the tourbillon at its price point.

At a glance

15 of 29 specs differ
Diameter
Prospex Sea 1968 Heritage Diver's GMT42mm
Tourbillon 241mm
Power Reserve
Prospex Sea 1968 Heritage Diver's GMT72h
Tourbillon 2120h
Water Resistance
Prospex Sea 1968 Heritage Diver's GMT200m
Tourbillon 2100m
MSRP
Prospex Sea 1968 Heritage Diver's GMT$1,500
Tourbillon 2$10,080

Full specifications

Case

6 specs
Category
Diver
Dress
Diameter
42mm
41mm
Thickness
12.9mm
12mm
Lug-to-Lug
48.6mm
47.8mm
Lug Width
20mm
22mm
Water Resistance
200m
100m

Crystal & Dial

3 specs
AR Coating
Anti-reflective coating on inner surface
No
Dial Color
Black
Meteorite
Lume
LumiBrite on hands, index(es) and bezel
Super-LumiNova

Movement

5 specs
Caliber
6R54
Horage K-TOU
Type
Automatic
Manual
Power Reserve
72h
120h
Jewels
24
25
Complications
None
Tourbillon

Pricing

1 specs
MSRP
$1,500
$10,080
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