Side by side

Phoibos Reef MastervsSugess Seestern S446 GMT

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

Reef Master
PhoibosReef Master
MSRP $335
Seestern S446 GMT
SugessSeestern S446 GMT
MSRP $269

At a glance

14 of 29 specs differ
Diameter
Reef Master42mm
Seestern S446 GMT40mm
Power Reserve
Reef Master40h
Seestern S446 GMT41h
Water Resistance
Reef Master200m
Seestern S446 GMT100m
MSRP
Reef Master$335
Seestern S446 GMT$269

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
42mm
40mm
Thickness
13mm
10mm
Lug-to-Lug
48mm
47mm
Lug Width
22mm
19mm
Water Resistance
200m
100m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Green
Black
Lume
Super-LumiNova
Tritium

Movement

4 specs
Caliber
SII NH38
Seiko NH34
Beat Rate
28,800 vph
3 vph
Power Reserve
40h
41h
Complications
None
GMT, Moonphase, Date

Pricing

1 specs
MSRP
$335
$269

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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 Reef Master

Owners widely praise the Phoibos Reef Master for its exceptional value, highlighting its sapphire crystal, DLC coating, and extensive BGW9 lume. The watch is noted for its cool lume, with one owner finding it not bulky despite its robust build. The Shamrock Green dial and texture are highly praised, as is the comfortable bracelet with solid end links. However, the bezel action is described as rough, and the basic folding clasp is a disappointment. Accuracy is reported as excellent, with one owner seeing +-2 sec/day. Some find the 42mm size almost too big for their wrists, and the date window is considered too small. Overall, owners rate the Phoibos Reef Master highly for its impressive feature set and value at its price point.

Sugess Seestern S446 GMT

Owners widely praise the Sugess Seestern S446 GMT for its outstanding finishing and materials at its price point, with specific mentions of the cream or ivory dial, polished hands, and clear crystal offering superb legibility. Accuracy is generally good, with one owner reporting +2/3 seconds per day from the Seiko NH34A movement. Some owners find the lume is not a strong point, and the bracelet clasp could benefit from more micro-adjustment, with screw pins noted as cheap. The GMT hand is described as flat by some, and opinions are split on the "Sugess" versus "Seestern" logo. Overall, owners rate the Sugess Seestern S446 GMT highly for its beautiful dial and excellent build quality for the price.

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