Edox Delfin ChronographvsGrand Seiko SBGP015
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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.

Delfin Chronograph

SBGP015
Diameter
43mm
40mm
Lug-to-Lug
n/a
47.1mm
Thickness
12.9mm
12.4mm
lowest
Water Resistance
200m
200m
MSRP
$935
lowest
$3,800
Movement
Caliber 101 (Ronda 5021.D)
Grand Seiko 9F85
Case
4 specsCrystal & Dial
1 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely report surprising fit and finish for the price, with one owner noting accuracy within ±3 seconds per day. A reviewer flags scant lume that fades quickly, and another owner found a sibling model too large. The Edox Delfin Chronograph is 43mm and uses a Ronda 5021.D quartz movement. On balance, owners and reviewers find the Edox Delfin Chronograph offers strong value, with its fit and finish at the price being the most frequently praised aspects.
Owners widely praise the Grand Seiko SBGP015 for its exceptional dial print, which casts sharp shadows under light, and its versatility, classiness, and substantial feel. The Grand Seiko 9F85 quartz movement is noted for excellent timekeeping, with one owner purchasing it as a grab-and-go option. The watch is 40mm with 200m water resistance. Overall, owners rate the Grand Seiko SBGP015 highly for its sharp dial print and reliable quartz movement.
The high accuracy of the Caliber 9F85 quartz movement is a significant strength. Reviewers noted the movement's ±10 seconds per year accuracy. The limited 100-meter water resistance was cited as a potential drawback.
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