Emerald|Lab Grown|IGI

2.51ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG816641137

Certificate IGI LG816641137

Diamond specifications and retailer prices

From $824 USD
Save $2,801 USD (77%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $5,183 USD at Rare Carat
View at Rare Carat

About this 2.51ct lab-grown emerald diamond

This 2.51ct lab-grown emerald 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 IGI LG816641137 or 816641137. Listed at 20 retailers, with a 340% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.51
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816641137
Dimensions10.23 × 6.36 × 3.70 mm
L/W Ratio1.61
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.23 mm6.36 mm2.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816641137
Side View
Table 65.0%Crown 33.1°Girdle: MED-STKPavilion 39.9°Culet: LargeDepth 58.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 29
Current: $1,539 USD|Low: $671 USD|High: $3,828 USD|Avg: $1,896 USD|+2.5%
Retailer 1
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
Retailer 20
September 30, 2026
Retailer 13$671 USD
Retailer 12$824 USD
Retailer 2$896 USD
Retailer 9$921 USD
Retailer 20$942 USD
Retailer 18$955 USD
Retailer 19$1,150 USD
Retailer 6$1,303 USD
Retailer 14$1,490 USD
Retailer 1$1,539 USD
Retailer 8$2,125 USD
Retailer 16$2,270 USD
Retailer 7$2,471 USD
Retailer 11$2,573 USD
Retailer 5$2,637 USD
Retailer 17$2,686 USD
Retailer 4$3,210 USD
Retailer 10$3,308 USD
Retailer 3$3,341 USD
Retailer 15$3,625 USD

42 data points across 20 retailers

20 retailers$824 USD to $3,625 USD

B+
Cheapest Retailer
-
$824 USD
B+
Retailer 2
-
$896 USD
View
B+
Retailer 3
-
$921 USD
View
B+
Retailer 4
-
$942 USD
View
B+
Retailer 5
-
$955 USD
View
B+
Retailer 6
-
$1,150 USD
View
B+
Retailer 7
-
$1,303 USD
View
B+
Retailer 8
-
$1,492 USD
£1,175 GBP
View
B+
Retailer 9
-
$1,539 USD
View
B+
Retailer 10
-
$2,125 USD
View
B+
Retailer 11
-
$2,270 USD
A$3,493 AUD
View
B+
Retailer 12
-
$2,471 USD
View
B+
Retailer 13
-
$2,573 USD
ZAR 41,571 ZAR
View
Price last confirmed 10 days ago
B+
Retailer 14
-
$2,637 USD
£2,076 GBP
View
B+
Retailer 15
-
$2,686 USD
View
B
Retailer 16
-
$3,210 USD
SGD 4,338 SGD
View
B
Retailer 17
-
$3,308 USD
View
B
Retailer 18
-
$3,341 USD
View
B
Retailer 19
-
$3,625 USD
£2,854 GBP
View
Most Expensive
C
Rare Carat
KR18-27A · Jul 20
$5,183 USD
View
Price last confirmed 73 days ago
19 more retailers have this diamond
Prices start from $824 USDSave up to $2,801 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.

B+
2.51ct Emerald
$824 USD