Oval|Lab Grown|GIA

5.18ct G SI1 Oval Lab Grown Diamond

ID • G/SI1 • GIA 6227939165

Certificate GIA 6227939165

Diamond specifications and retailer prices

From $2,535 USD
As of October 31, 2026
Save $989 USD (28%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,524 USD at Diamond Exchange Canada · As of October 30, 2026
View at Diamond Exchange Canada

About this 5.18ct lab-grown oval diamond

This 5.18ct lab-grown oval sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6227939165. Listed at 3 retailers as of October 30, 2026, with prices from $2,535 to $3,524, a $989 spread on the same certified stone. Diamond Exchange Canada lists it at $3,524. 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

5.18
Carat
G
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 6227939165
Dimensions13.61 × 9.82 × 6.21 mm
L/W Ratio1.39
Top View
13.61 mm9.82 mm5.18 ctG / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6227939165
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 63.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: $3,524 USD|Low: $2,817 USD|High: $12,432 USD|Avg: $6,946 USD
Diamond Exchange Canada
Retailer 2
Retailer 3
October 29, 2026
Retailer 2$2,817 USD
Diamond Exchange Canada$3,524 USD
Retailer 3$12,432 USD

2 data points across 3 retailers

3 retailers$2,535 USD to $3,524 USD

B
Cheapest Retailer
-
$2,535 USD
Most Expensive
B
Diamond Exchange Canada
1779252991 · Oct 30
$3,524 USD
CA$4,894 CAD
View
1 more retailer has this diamond
Prices start from $2,535 USDSave up to $989 USD

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
5.18ct Oval
$2,535 USD