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Emerald|Lab Grown|IGI

1.51ct E FL Emerald Lab Grown Diamond

ID • E/FL • IGI LG811638170

Shape and cutting style on the report: Emerald cut

Certificate IGI LG811638170

Diamond specifications and retailer prices

From HK$3,083 HKD
$393 USD
As of October 30, 2026
Save HK$23,867 HKD (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$26,950 HKD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.51ct lab-grown emerald diamond

This 1.51ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811638170 or 811638170. Listed at 20 retailers as of October 28, 2026, with prices from HK$3,083 to HK$26,950, a HK$23,867 spread on the same certified stone. Rare Carat lists it at HK$26,950. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle43.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811638170
Dimensions7.68 × 5.31 × 3.61 mm
L/W Ratio1.45
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.68 mm5.31 mm1.51 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811638170
Side View
Table 68.0%Crown 34.8°Girdle: Slightly ThickPavilion 43.6°Culet: LargeDepth 68.0%

Caratlytics Score

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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 30
Current: HK$26,950 HKD|Low: HK$3,083 HKD|High: HK$29,971 HKD|Avg: HK$10,218 HKD|-0.4%
Rare Carat
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 31, 2026
Retailer 10HK$3,083 HKD
Retailer 5HK$3,452 HKD
Retailer 8HK$3,452 HKD
Retailer 19HK$3,821 HKD
Retailer 20HK$3,821 HKD
Retailer 18HK$5,767 HKD
Retailer 9HK$6,065 HKD
Retailer 15HK$6,129 HKD
Retailer 2HK$6,214 HKD
Retailer 17HK$6,566 HKD
Retailer 4HK$8,222 HKD
Retailer 12HK$9,156 HKD
Retailer 11HK$12,181 HKD
Retailer 3HK$12,279 HKD
Retailer 6HK$12,318 HKD
Retailer 7HK$12,570 HKD
Retailer 14HK$13,377 HKD
Retailer 16HK$15,006 HKD
Retailer 13HK$23,145 HKD
Rare CaratHK$26,950 HKD

34 data points across 20 retailers

20 retailersHK$3,083 HKD to HK$26,950 HKD

A
Cheapest Retailer
-
HK$3,083 HKD
$393 USD
A
Retailer 2
-
HK$3,452 HKD
$440 USD
View
Final sale: no returns
A
Retailer 3
-
HK$3,452 HKD
$440 USD
View
A
Retailer 4
-
HK$3,821 HKD
$487 USD
View
A
Retailer 5
-
HK$3,821 HKD
$487 USD
View
A
Retailer 6
-
HK$5,767 HKD
$735 USD
View
A
Retailer 7
-
HK$6,065 HKD
$773 USD
View
A
Retailer 8
-
HK$6,129 HKD
€744 EUR
View
A
Retailer 9
-
HK$6,214 HKD
£624 GBP
View
A
Retailer 10
-
HK$6,566 HKD
ZAR 13,519 ZAR
View
B+
Retailer 11
-
HK$8,222 HKD
$1,048 USD
View
B+
Retailer 12
-
HK$9,156 HKD
$1,167 USD
View
B+
Retailer 13
-
HK$12,181 HKD
SGD 2,098 SGD
View
B+
Retailer 14
-
HK$12,279 HKD
$1,565 USD
View
B+
Retailer 15
-
HK$12,318 HKD
$1,570 USD
View
B+
Retailer 16
-
HK$12,570 HKD
$1,602 USD
View
B+
Retailer 17
-
HK$13,377 HKD
$1,705 USD
View
B+
Retailer 18
-
HK$15,006 HKD
£1,506 GBP
View
B
Retailer 19
-
HK$23,145 HKD
$2,950 USD
View
Most Expensive
B
Rare Carat
PD-222835 · Oct 28
HK$26,950 HKD
$3,435 USD
View
19 more retailers have this diamond
Prices start from HK$3,083 HKDSave up to HK$23,867 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
1.51ct Emerald
HK$3,083 HKD