Side by side

Phoibos Wave Master GMTvsGrand Seiko SBGW291

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

Wave Master GMT
PhoibosWave Master GMT
MSRP $399
SBGW291
Grand SeikoSBGW291
MSRP $5,300

At a glance

11 of 29 specs differ
Diameter
Wave Master GMT39.5mm
SBGW29136.5mm
Power Reserve
Wave Master GMT40h
SBGW29172h
Water Resistance
Wave Master GMT200m
SBGW291100m
MSRP
Wave Master GMT$399
SBGW291$5,300

Full specifications

Case

6 specs
Category
GMT
Dress
Diameter
39.5mm
36.5mm
Thickness
12.7mm
11.6mm
Lug-to-Lug
46mm
42.7mm
Lug Width
20mm
18mm
Water Resistance
200m
100m

Crystal & Dial

1 specs
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
SII NH34
9S64
Type
Automatic
Manual
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$399
$5,300

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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.

Phoibos Wave Master GMT

The Phoibos Wave Master GMT is widely praised for its attractive design, comfortable 20mm tapering bracelet, and wearability on a 7" wrist, with owners finding it a strong value proposition at $220. Some minor finishing flaws, such as slightly crooked markers and off-center dial numbers, are noted by one owner, while accuracy averages around 5-10 seconds over two weeks. Overall, owners rate the Phoibos Wave Master GMT highly for its distinctive design and comfortable wearability at its price point.

From video reviewers

The Wave Master GMT's notable feature is its 200M water resistance. A drawback is the rattle of the bracelet. Reviewers disagree on the watch's value, with one reviewer noting its significant weight for a 39.5mm case diameter, but the other reviewer doesn't mention any specific weaknesses or trade-offs.

Grand Seiko SBGW291

The Grand Seiko SBGW291 is praised for its charming 36.5mm size and a silver sunburst dial with sharply chamfered indices and dauphine hands. Reviewers note the hallmark Zaratsu polished surfaces and the hand-wound 9S64 movement, which provides accuracy between -3 to +5 seconds per day and a three-day power reserve. The case wears wonderfully on smaller wrists. However, its €5,200 price is considered high by one reviewer, especially without a steel bracelet, suggesting vintage options might be more appealing. Overall, reviewers consider the Grand Seiko SBGW291 a valid option for a simpler, smaller Grand Seiko experience, with its wearability and finishing being key strengths.

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