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Emerald|Lab Grown|IGI

2.51ct D IF Emerald Lab Grown Diamond

EX • D/IF • IGI LG778629240

Shape and cutting style on the report: Emerald cut

Certificate IGI LG778629240

Diamond specifications and retailer prices

From HK$5,445 HKD
$694 USD
As of October 27, 2026
Save HK$62,263 HKD (92%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$67,708 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 LG778629240 or 778629240. Listed at 21 retailers as of October 27, 2026, with prices from HK$5,445 to HK$67,708, a HK$62,263 spread on the same certified stone. Brilliant Earth lists it at HK$67,708. 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
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.3°
Pavilion angle44.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778629240
Dimensions9.05 × 6.32 × 4.40 mm
L/W Ratio1.43
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.05 mm6.32 mm2.51 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778629240
Side View
Table 59.0%Crown 28.3°Girdle: Slightly ThickPavilion 44.5°Culet: LargeDepth 69.6%

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 27
Current: HK$67,708 HKD|Low: HK$5,445 HKD|High: HK$67,708 HKD|Avg: HK$18,351 HKD|+12.2%
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
Retailer 20
October 29, 2026
Retailer 18HK$5,445 HKD
Retailer 16HK$5,924 HKD
Retailer 6HK$6,088 HKD
Retailer 7HK$6,316 HKD
Retailer 15HK$7,767 HKD
Retailer 19HK$9,038 HKD
Retailer 20HK$9,109 HKD
Retailer 2HK$10,112 HKD
Retailer 13HK$12,785 HKD
Retailer 3HK$15,550 HKD
Retailer 14HK$16,285 HKD
Retailer 9HK$17,747 HKD
Retailer 4HK$19,049 HKD
Retailer 5HK$19,609 HKD
Retailer 17HK$21,261 HKD
Retailer 10HK$21,529 HKD
Retailer 12HK$21,653 HKD
Retailer 11HK$21,768 HKD
Retailer 8HK$24,820 HKD
Brilliant EarthHK$67,708 HKD

25 data points across 20 retailers

21 retailersHK$5,445 HKD to HK$67,708 HKD

A
Cheapest Retailer
-
HK$5,445 HKD
$694 USD
A
Retailer 2
-
HK$5,924 HKD
$755 USD
View
Retailer 3
-
HK$6,316 HKD
$805 USD
View
Price last confirmed 7 days ago
Retailer 4
-
HK$7,289 HKD
$929 USD
View
Price last confirmed 20 days ago
A
Retailer 5
-
HK$7,767 HKD
$990 USD
View
A
Retailer 6
-
HK$9,038 HKD
$1,152 USD
View
A
Retailer 7
-
HK$9,109 HKD
$1,161 USD
View
A
Retailer 8
-
HK$10,112 HKD
£1,015 GBP
View
A
Retailer 9
-
HK$12,785 HKD
€1,552 EUR
View
Retailer 10
-
HK$15,550 HKD
$1,982 USD
View
Price last confirmed 7 days ago
A
Retailer 11
-
HK$16,285 HKD
ZAR 33,533 ZAR
View
A
Retailer 12
-
HK$17,747 HKD
$2,262 USD
View
A
Retailer 13
-
HK$19,049 HKD
$2,428 USD
View
A
Retailer 14
-
HK$19,609 HKD
£1,968 GBP
View
Retailer 15
-
HK$20,829 HKD
A$4,084 AUD
View
Price last confirmed 121 days ago
A
Retailer 16
-
HK$21,261 HKD
SGD 3,662 SGD
View
B+
Retailer 17
-
HK$21,529 HKD
$2,744 USD
View
Retailer 18
-
HK$21,653 HKD
A$4,246 AUD
View
Price last confirmed 11 days ago
B+
Retailer 19
-
HK$21,768 HKD
$2,774 USD
View
B+
Retailer 20
-
HK$24,820 HKD
£2,491 GBP
View
Most Expensive
B
Brilliant Earth
18115565A · Oct 29
HK$67,708 HKD
$8,630 USD
View
20 more retailers have this diamond
Prices start from HK$5,445 HKDSave up to HK$62,263 HKD

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
2.51ct Emerald
HK$5,445 HKD