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Round|Lab Grown|GIA

2.78ct D IF Round Lab Grown Diamond

EX • D/IF • GIA 6532728808

Certificate GIA 6532728808

Diamond specifications and retailer prices

From $1,732 USD
As of October 29, 2026
Save $11,398 USD (87%) vs most expensive(unlock to see where)
21 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 6532728808. Listed at 21 retailers as of October 29, 2026, with prices from $1,732 to $13,130, a $11,398 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°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 6532728808
Dimensions8.98 × 9.01 × 5.56 mm
L/W Ratio1.00
Top View
8.98 mm9.01 mm2.78 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6532728808
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.9%

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: Oct 29
Current: $13,130 USD|Low: $1,663 USD|High: $13,540 USD|Avg: $5,867 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 17$1,732 USD
Retailer 18$2,009 USD
Retailer 19$2,009 USD
Retailer 10$2,094 USD
Retailer 16$2,125 USD
Retailer 4$2,264 USD
Retailer 6$2,308 USD
Retailer 5$2,823 USD
Retailer 14$3,350 USD
Retailer 15$4,600 USD
Retailer 3$5,902 USD
Retailer 12$6,368 USD
Retailer 8$6,751 USD
Retailer 9$7,767 USD
Retailer 2$9,940 USD
Retailer 13$9,940 USD
Retailer 11$11,009 USD
Retailer 7$11,920 USD
Brilliant Earth$13,130 USD

28 data points across 19 retailers

21 retailers$1,732 USD to $13,130 USD

A
Cheapest Retailer
-
$1,732 USD
A
Retailer 2
-
$1,884 USD
View
Retailer 3
-
$2,009 USD
View
Price last confirmed 19 days ago
A
Retailer 4
-
$2,009 USD
View
A
Retailer 5
-
$2,125 USD
View
A
Retailer 6
-
$2,264 USD
View
A
Retailer 7
-
$2,308 USD
View
B+
Retailer 8
-
$2,823 USD
View
B+
Retailer 9
-
$3,350 USD
€3,190 EUR
View
B+
Retailer 10
-
$4,157 USD
View
B+
Retailer 11
-
$4,600 USD
View
B+
Retailer 12
-
$5,121 USD
View
B
Retailer 13
-
$5,902 USD
View
B+
Retailer 14
-
$6,368 USD
£5,014 GBP
View
B
Retailer 15
-
$6,751 USD
View
B
Retailer 16
-
$7,767 USD
View
B
Retailer 17
-
$9,940 USD
View
B
Retailer 18
-
$9,940 USD
View
B
Retailer 19
-
$11,009 USD
View
B
Retailer 20
-
$11,920 USD
View
Most Expensive
B
Brilliant Earth
17907083A · Oct 31
$13,130 USD
View
20 more retailers have this diamond
Prices start from $1,732 USDSave up to $11,398 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
$1,732 USD