Round|Lab Grown|GIA

4.20ct D IF Round Lab Grown Diamond

EX • D/IF • GIA 2527827765

Certificate GIA 2527827765

Diamond specifications and retailer prices

From $7,306 CAD
$5,230 USD
As of October 29, 2026
Save $36,718 CAD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $50,260 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.2ct lab-grown round diamond

This 4.2ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2527827765. Listed at 19 retailers as of October 29, 2026, with a 503% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.20
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 2527827765
Dimensions10.34 × 10.36 × 6.39 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
10.34 mm10.36 mm4.20 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2527827765
Side View
Table 56.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $50,260 CAD|Low: $7,703 CAD|High: $50,526 CAD|Avg: $23,076 CAD|-0.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 13$7,703 CAD
Retailer 9$8,493 CAD
Retailer 5$8,678 CAD
Retailer 7$8,697 CAD
Retailer 12$12,248 CAD
Retailer 8$14,707 CAD
Retailer 6$19,137 CAD
Retailer 11$21,016 CAD
Retailer 2$21,537 CAD
Retailer 4$32,845 CAD
Retailer 10$32,939 CAD
Retailer 3$44,023 CAD
Do Amore Diamonds$50,260 CAD

26 data points across 13 retailers

19 retailers$7,306 CAD to $44,023 CAD

A
Cheapest Retailer
-
$7,306 CAD
$5,230 USD
A
Retailer 2
-
$7,656 CAD
$5,481 USD
View
A
Retailer 3
-
$7,703 CAD
$5,514 USD
View
A
Retailer 4
-
$7,827 CAD
$5,603 USD
View
Retailer 5
-
$8,475 CAD
$6,067 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$8,475 CAD
$6,067 USD
View
A
Retailer 7
-
$8,493 CAD
$6,080 USD
View
B+
Retailer 8
-
$11,105 CAD
$7,950 USD
View
Retailer 9
-
$11,224 CAD
$8,035 USD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$12,248 CAD
$8,768 USD
View
B+
Retailer 11
-
$14,707 CAD
€10,027 EUR
View
B+
Retailer 12
-
$19,137 CAD
£10,787 GBP
View
B
Retailer 13
-
$21,016 CAD
$15,045 USD
View
B+
Retailer 14
-
$21,537 CAD
$15,418 USD
View
B
Retailer 15
-
$23,341 CAD
$16,709 USD
View
B
Retailer 16
-
$32,845 CAD
$23,513 USD
View
B
Retailer 17
-
$32,939 CAD
$23,580 USD
View
B
Retailer 18
-
$44,023 CAD
$31,515 USD
View
Most Expensive
Do Amore Diamonds
27-406375325 · Oct 29
$50,260 CAD
$35,980 USD
View
Price under review
18 more retailers have this diamond
Prices start from $7,306 CADSave up to $36,718 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.

A
4.20ct Round
$7,306 CAD