Side by side

Sinn 206 ARKTIS IIvsOrient RA-AC0K Diver Watch

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

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Sinn 206 ARKTIS II

The Sinn 206 ARKTIS II is widely praised as a capable tool watch, particularly for its legibility and advanced features. Owners and reviewers highlight its robust build, including screw-down chronograph pushers accessible underwater thanks to Sinn's D3 system, and Ar-Dehumidifying Technology to prevent fogging. The watch is powered by a top-grade ETA Valjoux 7750 automatic chronograph movement, offering a two-day power reserve and anti-magnetic properties. Its "arctic ice" blue dial is noted for its striking appearance and legibility. However, the 43mm case size and thickness are mentioned by some as potentially too large for smaller wrists, and the chronograph pushers require a firm press. On balance, owners and reviewers highly regard the Sinn 206 ARKTIS II for its impressive dive watch capabilities and distinctive blue dial.

Orient RA-AC0K Diver Watch

Owners widely praise the Orient RA-AC0K Diver Watch for exceeding expectations and being a "real" watch. The mechanical movement is noted for keeping great time, running within a handful of seconds fast per day, with some owners considering Orient's budget movements among the best for accuracy. Overall, owners rate the Orient RA-AC0K Diver Watch highly for its surprising quality and reliable timekeeping at its price point.

At a glance

19 of 29 specs differ
Diameter
206 ARKTIS II43mm
RA-AC0K Diver Watch43.4mm
Power Reserve
206 ARKTIS II60h
RA-AC0K Diver Watch40h
Water Resistance
206 ARKTIS II300m
RA-AC0K Diver Watch200m
MSRP
206 ARKTIS II$4,536
RA-AC0K Diver Watch$455

Full specifications

Case

6 specs
Diameter
43mm
43.4mm
Thickness
17mm
12.8mm
Lug-to-Lug
51mm
Finish
polished / satinized
Water Resistance
300m
200m
Caseback

Crystal & Dial

5 specs
Crystal Shape
AR Coating
Underside
Dial Color
Blue
Black
Indices
Lume
Luminescent
None

Movement

7 specs
Caliber
Concepto C99001
Orient F6722
Beat Rate
28,800 vph
21,600 vph
Power Reserve
60h
40h
Jewels
25
22
Hacking
No
Yes
Hand-winding
No
Yes
Complications
Date, Day-Date, Chronograph
Date

Pricing

1 specs
MSRP
$4,536
$455
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