Side by side

Audaz Reef DivervsSeiko 5KX

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

Reef Diver
AudazReef Diver
MSRP $420
5KX
Seiko5KX
MSRP $350
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.

Seiko 5KX

Owners widely praise the Seiko 5 Sports SKX series for its strong lume and comfortable wearability, with many noting its compact feel due to a short lug-to-lug length. The NH36 movement's accuracy varies, with typical performance between +/-5 to 10 seconds per day, though some report better. A lack of screw-down crown and ISO certification are noted drawbacks for its water resistance. Some owners find the bracelet to be of cheaper construction with hollow links, and a few have reported quality control issues. The consensus is that the Seiko 5 Sports SKX series offers good value for its price, appealing to those who appreciate its tool-like nature and iconic lineage.

At a glance

13 of 29 specs differ
Diameter
Reef Diver45mm
5KX42.5mm
Power Reserve
Reef Diver
5KX41h
Water Resistance
Reef Diver300m
5KX100m
MSRP
Reef Diver$420
5KX$350

Full specifications

Case

6 specs
Category
Diver
Diameter
45mm
42.5mm
Thickness
15.5mm
13.4mm
Lug-to-Lug
53mm
46mm
Lug Width
24mm
22mm
Water Resistance
300m
100m

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Dial Color
Camouflage
Lume
SuperLuminova
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Seiko NH35
4R36
Power Reserve
41h
Jewels
0
24

Pricing

1 specs
MSRP
$420
$350
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Follow this matchup

Get a note when Audaz Reef Diver vs Seiko 5KX gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.