Round|Lab Grown|GIA

2.78ct D IF Round Lab Grown Diamond

EX • D/IF • GIA 7538315690

Certificate GIA 7538315690

Diamond specifications and retailer prices

From $2,036 USD
As of November 1, 2026
Save $11,094 USD (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $13,130 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.78ct lab-grown round diamond

This 2.78ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 7538315690. Listed at 11 retailers as of October 31, 2026, with prices from $2,036 to $13,130, a $11,094 spread on the same certified stone. Brilliant Earth lists it at $13,130. 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

2.78
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabGIA
CertificateGIA 7538315690
Dimensions8.96 × 9.01 × 5.55 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This is a man-made diamond.
Top View
8.96 mm9.01 mm2.78 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7538315690
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.8%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $13,130 USD|Low: $1,838 USD|High: $13,540 USD|Avg: $5,263 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 11$1,838 USD
Retailer 6$2,036 USD
Retailer 2$2,640 USD
Retailer 10$2,957 USD
Retailer 5$3,094 USD
Retailer 3$3,594 USD
Retailer 9$4,664 USD
Retailer 8$5,963 USD
Retailer 12$6,063 USD
Retailer 4$6,908 USD
Retailer 7$10,840 USD
Brilliant Earth$13,130 USD

18 data points across 12 retailers

11 retailers$2,036 USD to $13,130 USD

Retailer 1
-
$1,603 USD
Price last confirmed 33 days ago
Retailer 2
-
$1,744 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
$2,036 USD
View
B+
Retailer 4
-
$2,640 USD
View
B+
Retailer 5
-
$2,957 USD
View
A
Retailer 6
-
$3,094 USD
View
Retailer 7
-
$3,847 USD
View
Price last confirmed 31 days ago
B+
Retailer 8
-
$4,664 USD
View
B+
Retailer 9
-
$5,963 USD
£4,695 GBP
View
B
Retailer 10
-
$10,840 USD
View
Most Expensive
B
Brilliant Earth
21411889Y · Oct 31
$13,130 USD
View
10 more retailers have this diamond
Prices start from $2,036 USDSave up to $11,094 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.

A
2.78ct Round
$2,036 USD