Side by side

Phoibos Reef MastervsStudio Underd0g Full Moon

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

Reef Master
PhoibosReef Master
MSRP $335
Full Moon
Studio Underd0gFull Moon
MSRP $800

At a glance

12 of 29 specs differ
Diameter
Reef Master42mm
Full Moon39.5mm
Power Reserve
Reef Master40h
Full Moon40h
Water Resistance
Reef Master200m
Full Moon
MSRP
Reef Master$335
Full Moon$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
Standard
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 Full Moon

Owners widely praise the Studio Underd0g Full Moon's harmonious creamy dial and its 37mm case, which fits flawlessly. The innovative sapphire disc with numerals is a highlight, though two visible screws holding it are noted as a minor aesthetic drawback. Some owners find the watch overpriced, while others see value in the upgraded Sellita movement under $1k. Lume is surprisingly good, and the included NATO strap is preferred by some over the leather. Accuracy ranges from +1/+2 seconds per day to about -6 seconds per day. On balance, owners rate the Studio Underd0g Full Moon highly for its versatile dial and well-fitting case at the price point.

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