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Emerald|Lab Grown|IGI

1.51ct E FL Emerald Lab Grown Diamond

ID • E/FL • IGI LG818654288

Shape and cutting style on the report: Emerald cut

Certificate IGI LG818654288

Diamond specifications and retailer prices

From HK$3,170 HKD
$404 USD
As of October 30, 2026
Save HK$23,780 HKD (88%) 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 LG818654288 or 818654288. Listed at 20 retailers as of October 28, 2026, with prices from HK$3,170 to HK$26,950, a HK$23,780 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 angle32.7°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654288
Dimensions7.81 × 5.34 × 3.53 mm
L/W Ratio1.46
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
7.81 mm5.34 mm1.51 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654288
Side View
Table 63.0%Crown 32.7°Girdle: MED-STKPavilion 39.2°Culet: LargeDepth 66.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
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$3,170 HKD|High: HK$29,971 HKD|Avg: HK$11,404 HKD|-1.4%
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 30, 2026
Retailer 10HK$3,170 HKD
Retailer 6HK$3,554 HKD
Retailer 7HK$3,554 HKD
Retailer 18HK$3,931 HKD
Retailer 19HK$3,931 HKD
Retailer 17HK$5,100 HKD
Retailer 9HK$6,222 HKD
Retailer 15HK$6,294 HKD
Retailer 14HK$6,460 HKD
Retailer 16HK$6,756 HKD
Retailer 4HK$8,254 HKD
Retailer 12HK$9,478 HKD
Retailer 11HK$12,500 HKD
Retailer 3HK$12,639 HKD
Retailer 8HK$12,702 HKD
Retailer 5HK$12,916 HKD
Retailer 13HK$13,714 HKD
Retailer 20HK$15,384 HKD
Retailer 2HK$23,851 HKD
Rare CaratHK$26,950 HKD

33 data points across 20 retailers

20 retailersHK$3,170 HKD to HK$26,950 HKD

A
Cheapest Retailer
-
HK$3,170 HKD
$404 USD
A
Retailer 2
-
HK$3,554 HKD
$453 USD
View
A
Retailer 3
-
HK$3,554 HKD
$453 USD
View
Final sale: no returns
A
Retailer 4
-
HK$3,931 HKD
$501 USD
View
A
Retailer 5
-
HK$3,931 HKD
$501 USD
View
A
Retailer 6
-
HK$5,100 HKD
$650 USD
View
A
Retailer 7
-
HK$6,222 HKD
$793 USD
View
A
Retailer 8
-
HK$6,294 HKD
€764 EUR
View
A
Retailer 9
-
HK$6,460 HKD
£648 GBP
View
A
Retailer 10
-
HK$6,756 HKD
ZAR 13,911 ZAR
View
B+
Retailer 11
-
HK$8,254 HKD
$1,052 USD
View
B+
Retailer 12
-
HK$9,478 HKD
$1,208 USD
View
B+
Retailer 13
-
HK$12,500 HKD
SGD 2,153 SGD
View
B+
Retailer 14
-
HK$12,639 HKD
$1,611 USD
View
B+
Retailer 15
-
HK$12,702 HKD
$1,619 USD
View
B+
Retailer 16
-
HK$12,916 HKD
$1,646 USD
View
B+
Retailer 17
-
HK$13,714 HKD
$1,748 USD
View
B+
Retailer 18
-
HK$15,384 HKD
£1,544 GBP
View
B
Retailer 19
-
HK$23,851 HKD
$3,040 USD
View
Most Expensive
B
Rare Carat
PD-237883 · Oct 28
HK$26,950 HKD
$3,435 USD
View
19 more retailers have this diamond
Prices start from HK$3,170 HKDSave up to HK$23,780 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$3,170 HKD