Side by side

Grand Seiko SBGM245vsTudor 1926 Luna

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

SBGM245
Grand SeikoSBGM245
MSRP $6,100
1926 Luna
Tudor1926 Luna
MSRP $3,000

At a glance

19 of 29 specs differ
Diameter
SBGM24540.5mm
1926 Luna39mm
Power Reserve
SBGM24572h
1926 Luna38h
Water Resistance
SBGM245200m
1926 Luna100m
MSRP
SBGM245$6,100
1926 Luna$3,000

Full specifications

Case

8 specs
Category
GMT
Moonphase
Diameter
40.5mm
39mm
Thickness
14.4mm
10.1mm
Lug-to-Lug
48.6mm
46mm
Lug Width
20mm
21mm
Finish
Brushed and polished
Polished
Water Resistance
200m
100m
Caseback
Solid
Solid screw-down

Crystal & Dial

3 specs
Crystal Shape
Flat
AR Coating
Yes
Dial Color
Black

Movement

7 specs
Caliber
9S66
T607-
Beat Rate
28,800 vph
0 vph
Power Reserve
72h
38h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Moonphase

Pricing

1 specs
MSRP
$6,100
$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.

Grand Seiko SBGM245

Owners widely appreciate the Grand Seiko SBGM245 for its blend of sport and luxury, with one enthusiast highlighting its superior workmanship over quartz movements. However, opinions on its size vary, as one owner found the SBGM245 too large, preferring the comfort of a different variant. Overall, owners value the Grand Seiko SBGM245 for its refined craftsmanship, though its wearability is a point of personal preference.

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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