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Marquise|Lab Grown|IGI

1.51ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG799630374

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799630374

Diamond specifications and retailer prices

From HK$14,813 HKD
$1,888 USD
As of November 1, 2026
Save HK$34,835 HKD (70%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$49,648 HKD at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise 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 LG799630374 or 799630374. Listed at 14 retailers as of October 31, 2026, with prices from HK$14,813 to HK$49,648, a HK$34,835 spread on the same certified stone. With Clarity lists it at HK$49,648. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799630374
Dimensions11.60 × 5.99 × 3.75 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.60 mm5.99 mm1.51 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799630374
Side View
Table 62.0%Crown 36.2°Girdle: Slightly ThickPavilion 40.1°Culet: NoneDepth 62.6%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: HK$19,253 HKD|Low: HK$13,636 HKD|High: HK$39,458 HKD|Avg: HK$23,880 HKD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 11HK$13,636 HKD
Retailer 3HK$14,813 HKD
Retailer 4HK$17,686 HKD
Retailer 1HK$19,253 HKD
Retailer 8HK$19,497 HKD
Retailer 7HK$22,449 HKD
Retailer 5HK$25,062 HKD
Retailer 9HK$25,812 HKD
Retailer 10HK$30,598 HKD
Retailer 2HK$35,008 HKD
Retailer 6HK$39,149 HKD

45 data points across 11 retailers

14 retailersHK$14,813 HKD to HK$49,648 HKD

Retailer 1
-
HK$13,636 HKD
$1,738 USD
Price last confirmed 19 days ago
B+
Retailer 2
-
HK$14,813 HKD
$1,888 USD
View
B+
Retailer 3
-
HK$17,686 HKD
A$3,468 AUD
View
B+
Retailer 4
-
HK$19,253 HKD
£1,932 GBP
View
B+
Retailer 5
-
HK$19,497 HKD
$2,485 USD
View
B+
Retailer 6
-
HK$22,449 HKD
€2,725 EUR
View
B+
Retailer 7
-
HK$25,062 HKD
ZAR 51,605 ZAR
View
B
Retailer 8
-
HK$25,812 HKD
$3,290 USD
View
B
Retailer 9
-
HK$30,598 HKD
$3,900 USD
View
B
Retailer 10
-
HK$35,008 HKD
$4,462 USD
View
B
Retailer 11
-
HK$36,741 HKD
$4,683 USD
View
B
Retailer 12
-
HK$39,149 HKD
£3,929 GBP
View
B
Retailer 13
-
HK$47,943 HKD
$6,111 USD
View
Most Expensive
B
With Clarity
799630374 · Oct 31
HK$49,648 HKD
$6,328 USD
View
13 more retailers have this diamond
Prices start from HK$14,813 HKDSave up to HK$34,835 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.

B+
1.51ct Marquise
HK$14,813 HKD