Round|Lab Grown|GIA

0.52ct J SI1 Round Lab Grown Diamond

EX • J/SI1 • GIA 1515855179

Certificate GIA 1515855179

Diamond specifications and retailer prices

From $1,482 CAD
$1,059 USD
As of October 30, 2026
2 retailers carry this diamond
Most expensive: $4,319 CAD at MOH London · As of October 21, 2026
View at MOH London

About this 0.52ct lab-grown round diamond

This 0.52ct lab-grown round sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1515855179. Listed at 2 retailers as of October 30, 2026. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.52
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceMedium
OriginLab Grown
Grading LabGIA
CertificateGIA 1515855179
Dimensions5.15 × 5.13 × 3.19 mm
L/W Ratio1.00
Top View
5.15 mm5.13 mm0.52 ctJ / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1515855179
Side View
Table 55.0%CrownGirdlePavilionCuletDepth 62.1%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,319 CAD|Low: $1,482 CAD|High: $4,319 CAD|Avg: $2,633 CAD
MOH London
Retailer 2
October 28, 2026
Retailer 2$1,482 CAD
MOH London$4,319 CAD

3 data points across 2 retailers

2 retailers

B
Cheapest Retailer
-
$1,482 CAD
$1,059 USD
Most Expensive
MOH London
1515855179 · Oct 21
$4,319 CAD
£2,430 GBP
View
Price under review
1 more retailer has this diamond
Prices start from $1,482 CAD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
0.52ct Round
$1,482 CAD