Side by side

Audaz Reef DivervsTimefactors Speedbird GMT

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

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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.

Audaz Reef Diver

The Audaz Reef Diver is described as a bold, rugged, and dependable tool watch with a focus on clarity and accuracy for diving. It features a 45mm 316L stainless steel case, sapphire crystal, Super-LumiNova C3, and 300m water resistance. One owner notes it is a large, heavy watch. The Audaz Reef Diver is powered by a Seiko NH35 automatic movement and is priced starting at $269. Overall, owners and reviewers view the Audaz Reef Diver positively as a robust tool watch with a clear dial and strong water resistance for its price.

Timefactors Speedbird GMT

Owners widely praise the Timefactors Speedbird GMT for its quality and value, with many appreciating its 36mm case size for wearability and its surprisingly good bracelet. Some owners note the GMT function is on an inner ring, and one owner found the date wheel sunken. The watch is noted for its classic aesthetic and is considered a good value, though purchasing requires patience due to limited order windows. Overall, owners rate the Timefactors Speedbird GMT highly for its wearability and value at the price point.

At a glance

10 of 29 specs differ
Diameter
Reef Diver45mm
Speedbird GMT36mm
Power Reserve
Reef Diver
Speedbird GMT
Water Resistance
Reef Diver300m
Speedbird GMT100m
MSRP
Reef Diver$420
Speedbird GMT$315

Full specifications

Case

5 specs
Diameter
45mm
36mm
Thickness
15.5mm
11.6mm
Lug-to-Lug
53mm
42.5mm
Lug Width
24mm
18mm
Water Resistance
300m
100m

Crystal & Dial

2 specs
Dial Color
Camouflage
Black
Lume
SuperLuminova
Super Luminova X1 C3

Movement

2 specs
Caliber
Seiko NH35
Ronda 515
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$420
$315
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