Side by side

Grand Seiko SBGE307vsSpinnaker Tesei Mille Metri GMT

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

SBGE307
Grand SeikoSBGE307
MSRP $11,500
Tesei Mille Metri GMT
SpinnakerTesei Mille Metri GMT
MSRP $559

At a glance

11 of 29 specs differ
Diameter
SBGE30744.5mm
Tesei Mille Metri GMT44mm
Power Reserve
SBGE30772h
Tesei Mille Metri GMT40h
Water Resistance
SBGE307200m
Tesei Mille Metri GMT1,000m
MSRP
SBGE307$11,500
Tesei Mille Metri GMT$559

Full specifications

Case

6 specs
Diameter
44.5mm
44mm
Thickness
14.9mm
16mm
Lug-to-Lug
50mm
52mm
Lug Width
23mm
22mm
Material
Titanium
316L Stainless Steel
Water Resistance
200m
1000m

Crystal & Dial

1 specs
AR Coating
Yes
Inner

Movement

3 specs
Caliber
9R66
Seiko NH34A
Type
Spring Drive
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$11,500
$559

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What people say

Owners + reviewers, side by side

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

Grand Seiko SBGE307

The Grand Seiko SBGE307 is praised for its unique "lion's mane" textured ivory dial and angular, modern titanium case featuring Zaratsu polishing. Reviewers highlight the aggressive, claw-shaped lugs and the contrasting hairline finishing, as well as the brownish-red GMT hand as a notable accent. The watch is powered by the 9R66 Spring Drive movement, offering a 72-hour power reserve and accuracy rated at +/- 15 seconds per month by one source, and +/- 1 second per day by another. It is priced at $10,700 USD and offers 200m water resistance. On balance, reviewers find the Grand Seiko SBGE307 to be a striking timepiece distinguished by its textured dial and sharp case finishing.

Spinnaker Tesei Mille Metri GMT

The Spinnaker Fleuss Midnight Black features a reliable and accurate Japanese TMI NH35 Automatic Movement with 3 Hands and Date. A potential drawback is the watch's relatively low 15 ATM water-resistance rating compared to other watches in its class. Reviewers disagree on the watch's suitability for larger wrists, with one reviewer noting a 43mm diameter and 51mm lug-to-lug fit, while the other mentions a 51mm lug-to-lug measurement.

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