ProTek Watches Model PT3102vsGrand Seiko SBGV245
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.
Model PT3102
SBGV245
Diameter
40mm
40mm
Lug-to-Lug
n/a
47.1mm
Thickness
11mm
lowest
11.8mm
Water Resistance
100m
200m
highest
MSRP
$575
lowest
$3,000
Movement
Quartz
Grand Seiko 9F82
Case
4 specsCrystal & Dial
2 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The ProTek Watches Model PT3102 is widely praised for its exceptional low-light visibility and excellent tritium illumination, described as insane and offering a great glow. Owners consider it a worthwhile upgrade from lower-end tritium watches. The watch features a robust titanium case and 100m water resistance. One reviewer noted the minute hand did not reach the minute track and expressed a desire for a screw-down crown. Overall, owners and reviewers rate the ProTek Watches Model PT3102 highly for its outstanding tritium lume and robust build.
Owners widely praise the Grand Seiko SBGV245 for its angular case with mixed polishing and brushing, faceted indices, sharp dauphine hands, and matte dial, noting its exceptional case, hand, and index finishing. The watch is celebrated as a refined, set-it-and-forget-it timepiece with technical innovation, quality, precision, and carefree maintenance, featuring Lumibrite and a screw-down crown. Some owners find its Zaratsu polished surfaces and sharp bezel 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 for sale and commands a high price when it appears on the resale market. Overall, owners rate the Grand Seiko SBGV245 highly for its exceptional finishing and tool-watch appeal at a competitive price point.
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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