Round|Lab Grown|GIA

3.05ct D IF Round Lab Grown Diamond

EX • D/IF • GIA 1525507306

Certificate GIA 1525507306

Diamond specifications and retailer prices

From $2,603 CAD
$1,860 USD
As of October 29, 2026
Save $17,565 CAD (87%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $20,168 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.05ct lab-grown round diamond

This 3.05ct 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 1525507306. Listed at 11 retailers as of October 29, 2026, with prices from $2,603 to $20,168, a $17,565 spread on the same certified stone. Brilliant Earth lists it at $20,168. 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

3.05
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginLab Grown
Grading LabGIA
CertificateGIA 1525507306
Dimensions9.25 × 9.31 × 5.72 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Girdle conditionFaceted
Cert comments
This is a man-made diamond.
Top View
9.25 mm9.31 mm3.05 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1525507306
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
A+
Exceptional
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: $20,168 CAD|Low: $2,060 CAD|High: $21,526 CAD|Avg: $8,957 CAD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 29, 2026
Retailer 3$2,060 CAD
Retailer 2$2,603 CAD
Retailer 13$3,362 CAD
Retailer 12$4,402 CAD
Retailer 14$4,848 CAD
Retailer 11$4,998 CAD
Retailer 5$5,987 CAD
Retailer 8$7,164 CAD
Retailer 10$7,726 CAD
Retailer 9$9,280 CAD
Retailer 4$10,125 CAD
Retailer 6$10,869 CAD
Retailer 7$15,116 CAD
Retailer 15$18,349 CAD
Brilliant Earth$20,168 CAD

19 data points across 15 retailers

11 retailers$2,603 CAD to $20,168 CAD

A+
Cheapest Retailer
-
$2,603 CAD
$1,860 USD
A
Retailer 2
-
$3,362 CAD
$2,402 USD
View
B+
Retailer 3
-
$4,402 CAD
$3,145 USD
View
B+
Retailer 4
-
$4,696 CAD
$3,355 USD
View
B+
Retailer 5
-
$4,848 CAD
$3,464 USD
View
B+
Retailer 6
-
$4,998 CAD
$3,571 USD
View
B+
Retailer 7
-
$7,164 CAD
$5,119 USD
View
B+
Retailer 8
-
$7,726 CAD
A$8,493 AUD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$9,280 CAD
£5,221 GBP
View
B
Retailer 10
-
$18,349 CAD
$13,110 USD
View
Most Expensive
B
Brilliant Earth
21554832Y · Oct 29
$20,168 CAD
$14,410 USD
View
10 more retailers have this diamond
Prices start from $2,603 CADSave up to $17,565 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+
3.05ct Round
$2,603 CAD