Round|Lab Grown|GIA

2.50ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • GIA 1448644300

Certificate GIA 1448644300

Diamond specifications and retailer prices

From $918 USD
As of October 31, 2026
Save $2,651 USD (74%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,569 USD at MOH London · As of November 3, 2026
View at MOH London

About this 2.5ct lab-grown round diamond

This 2.5ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1448644300. Listed at 15 retailers as of October 31, 2026, with prices from $918 to $3,569, a $2,651 spread on the same certified stone. MOH London lists it at $3,569. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.50
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginLab Grown
Grading LabGIA
CertificateGIA 1448644300
Dimensions8.60 × 8.66 × 5.42 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
8.60 mm8.66 mm2.50 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1448644300
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.7%

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 31
Current: $3,569 USD|Low: $605 USD|High: $3,612 USD|Avg: $1,738 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 11$605 USD
Retailer 9$918 USD
Retailer 10$952 USD
Retailer 5$1,130 USD
Retailer 8$1,224 USD
Retailer 12$1,309 USD
Retailer 2$1,401 USD
Retailer 7$1,535 USD
Retailer 6$2,189 USD
Retailer 3$2,805 USD
Retailer 4$3,296 USD
MOH London$3,569 USD

28 data points across 12 retailers

15 retailers$918 USD to $3,569 USD

Retailer 1
-
$821 USD
Price last confirmed 41 days ago
Retailer 2
-
$893 USD
View
Price last confirmed 40 days ago
A
Retailer 3
-
$918 USD
View
Final sale: no returns
Retailer 4
-
$939 USD
View
Price last confirmed 39 days ago
B+
Retailer 5
-
$1,130 USD
View
B+
Retailer 6
-
$1,224 USD
View
B+
Retailer 7
-
$1,309 USD
View
B+
Retailer 8
-
$1,401 USD
£1,103 GBP
View
B
Retailer 9
-
$1,535 USD
View
Retailer 10
-
$1,990 USD
View
Price last confirmed 16 days ago
B
Retailer 11
-
$2,189 USD
View
Retailer 12
-
$2,677 USD
View
Price last confirmed 43 days ago
B
Retailer 13
-
$2,805 USD
View
B
Retailer 14
-
$3,296 USD
View
Most Expensive
B
MOH London
1448644300 · Nov 3
$3,569 USD
£2,810 GBP
View
14 more retailers have this diamond
Prices start from $918 USDSave up to $2,651 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
2.50ct Round
$918 USD