Side by side

Spinnaker Challenger AutomaticvsTudor 1926 Luna

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

Challenger Automatic
SpinnakerChallenger Automatic
MSRP $289
1926 Luna
Tudor1926 Luna
MSRP $3,000

At a glance

20 of 29 specs differ
Diameter
Challenger Automatic42mm
1926 Luna39mm
Power Reserve
Challenger Automatic40h
1926 Luna38h
Water Resistance
Challenger Automatic200m
1926 Luna100m
MSRP
Challenger Automatic$289
1926 Luna$3,000

Full specifications

Case

9 specs
Category
Diver
Moonphase
Diameter
42mm
39mm
Thickness
19mm
10.1mm
Lug-to-Lug
49.5mm
46mm
Lug Width
22mm
21mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Polished
Water Resistance
200m
100m
Caseback
Solid
Solid screw-down

Crystal & Dial

3 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Blue

Movement

7 specs
Caliber
SII NH35A
T607-
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
38h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Moonphase

Pricing

1 specs
MSRP
$289
$3,000

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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.

Spinnaker Challenger Automatic

The Spinnaker Challenger Automatic is widely praised for its fun, playful design, solid build quality, and satisfying bezel action. Owners appreciate the comfortable 42mm DLC-coated case and the thoughtful integration of the Popeye theme, with the character serving as the hour and minute hands. Reviewers note the reliable Seiko NH35 movement and 300m water resistance. Some owners find the blue lume weaker than expected, and the ultra-domed sapphire crystal presents challenges for photography. The thick rubber strap is also cited as difficult to manage. Overall, owners and reviewers rate the Spinnaker Challenger Automatic highly for its unique character integration and solid dive watch fundamentals at its price point.

Tudor 1926 Luna

The Tudor 1926 Luna offers a moonphase complication at an approachable price, featuring a 39mm polished steel case and domed sunray dials. It is powered by a chronometer-grade Sellita SW280-1 movement with a 41-hour power reserve. Some reviewers note that the dressier aesthetic of the 1926 line may not align with Tudor's overall brand identity, and the bracelet lacks micro-adjustments. Overall, owners and reviewers find the Tudor 1926 Luna a good value for its romantic moonphase complication and polished finishing.

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