Side by side

Marathon TSAR (Tritium Search & Rescue) Diver's QuartzvsGrand Seiko SBGV245

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

TSAR (Tritium Search & Rescue) Diver's Quartz
MarathonTSAR (Tritium Search & Rescue) Diver's Quartz
MSRP $1,550
SBGV245
Grand SeikoSBGV245
MSRP $3,000

At a glance

8 of 29 specs differ
Diameter
TSAR (Tritium Search & Rescue) Diver's Quartz46mm
SBGV24540mm
Power Reserve
TSAR (Tritium Search & Rescue) Diver's Quartz40h
SBGV24540h
Water Resistance
TSAR (Tritium Search & Rescue) Diver's Quartz300m
SBGV245200m
MSRP
TSAR (Tritium Search & Rescue) Diver's Quartz$1,550
SBGV245$3,000

Full specifications

Case

5 specs
Diameter
46mm
40mm
Thickness
14mm
11.8mm
Lug-to-Lug
48mm
47.1mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

1 specs
AR Coating
Inner
Yes

Movement

1 specs
Caliber
Swiss High-Torque Quartz
9F82

Pricing

1 specs
MSRP
$1,550
$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.

Marathon TSAR (Tritium Search & Rescue) Diver's Quartz

Owners widely praise the Marathon TSAR (Tritium Search & Rescue) Diver's Quartz for its ISO 6425 certification and practical, everyday wearability, with one owner noting the movement sets and ticks fine with expected quartz accuracy. The bezel and crystal are also described as great. One owner reports the 41mm TSAR wears small and has a field watch aesthetic, while another notes the TSAR Medium, listed at 12mm thick, visually appears thicker. Overall, owners rate the Marathon TSAR (Tritium Search & Rescue) Diver's Quartz highly for its robust build and practical design.

Grand Seiko SBGV245

Grand Seiko SBGV245 owners widely praise its exceptional case finishing with mixed polishing and brushing, faceted indices, sharp hands, and matte dial, noting its robust tool-watch specifications including 200m water resistance, anti-magnetism, and Lumibrite. The 9F82 quartz movement is lauded for its precision, accurate to +/- 10 seconds per year, offering a refined, set-it-and-forget-it experience with carefree maintenance. Some owners report the Zaratsu polished surfaces and sharp bezel are prone to dings and scratches, and one notes the second hand does not perfectly align with the markers. This JDM-exclusive Grand Seiko SBGV245 is rarely available and commands a high price even on the resale market. Overall, owners rate the Grand Seiko SBGV245 highly for its exceptional finishing and technical innovation at a competitive price point.

From video reviewers

The 9F Quartz movement is a high-precision quartz movement with a 50-year lifespan. The watch's exceptional finishing is another level, with reviewers praising its high-quality craftsmanship. The watch's lug width of 20mm might be a drawback for those with smaller wrists or limited strap options, and the lume brightness is somewhat lacking.

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