Side by side

Phoibos Reef MastervsStudio Underd0g Steffany Blue

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

Reef Master
PhoibosReef Master
MSRP $335
Steffany Blue
Studio Underd0gSteffany Blue
MSRP $800

At a glance

12 of 29 specs differ
Diameter
Reef Master42mm
Steffany Blue39.5mm
Power Reserve
Reef Master40h
Steffany Blue40h
Water Resistance
Reef Master200m
Steffany Blue
MSRP
Reef Master$335
Steffany Blue$800

Full specifications

Case

6 specs
Category
Diver
Casual
Diameter
42mm
39.5mm
Thickness
13mm
Lug-to-Lug
48mm
Lug Width
22mm
Water Resistance
200m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Green
Blue
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
SII NH38
Type
Automatic
Manual

Pricing

1 specs
MSRP
$335
$800

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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.

Studio Underd0g Steffany Blue

Owners widely praise the Studio Underd0g Steffany Blue for its beautiful multilayer dial with a floating effect and vivid Super-LumiNova, with one owner finding it smaller and more beautiful than expected. The 37mm case wears nicely, though some find it slightly small for larger wrists. One owner notes the power reserve can fall short of the advertised 48 hours, sometimes lasting only about a day. Overall, owners rate the Studio Underd0g Steffany Blue highly for its striking dial and luminous display.

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