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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 $2,603 SGD
$2,036 USD
As of November 1, 2026
Save $14,183 SGD (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $16,785 SGD 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 $2,603 to $16,785, a $14,183 spread on the same certified stone. Brilliant Earth lists it at $16,785. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $16,785 SGD|Low: $2,350 SGD|High: $17,310 SGD|Avg: $6,730 SGD|-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
November 1, 2026
Retailer 11$2,350 SGD
Retailer 8$2,603 SGD
Retailer 6$3,375 SGD
Retailer 5$3,678 SGD
Retailer 7$3,955 SGD
Retailer 3$4,595 SGD
Retailer 10$5,963 SGD
Retailer 2$7,369 SGD
Retailer 12$7,751 SGD
Retailer 4$8,832 SGD
Retailer 9$13,858 SGD
Brilliant Earth$16,785 SGD

19 data points across 12 retailers

11 retailers$2,603 SGD to $16,785 SGD

Retailer 1
-
$2,049 SGD
$1,603 USD
Price last confirmed 33 days ago
Retailer 2
-
$2,230 SGD
$1,744 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
$2,603 SGD
$2,036 USD
View
B+
Retailer 4
-
$3,375 SGD
$2,640 USD
View
B+
Retailer 5
-
$3,678 SGD
$2,877 USD
View
A
Retailer 6
-
$3,955 SGD
$3,094 USD
View
Retailer 7
-
$4,918 SGD
$3,847 USD
View
Price last confirmed 32 days ago
B+
Retailer 8
-
$5,963 SGD
$4,664 USD
View
B+
Retailer 9
-
$7,369 SGD
£4,539 GBP
View
B
Retailer 10
-
$13,858 SGD
$10,840 USD
View
Most Expensive
B
Brilliant Earth
21411889Y · Oct 31
$16,785 SGD
$13,130 USD
View
10 more retailers have this diamond
Prices start from $2,603 SGDSave up to $14,183 SGD

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
$2,603 SGD