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Marquise|Lab Grown|IGI

1.57ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG812620141

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG812620141

Diamond specifications and retailer prices

From HK$5,492 HKD
$700 USD
As of October 30, 2026
Save HK$18,611 HKD (77%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$24,103 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.57ct lab-grown marquise diamond

This 1.57ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG812620141 or 812620141. Listed at 23 retailers as of October 29, 2026, with prices from HK$5,492 to HK$24,103, a HK$18,611 spread on the same certified stone. MOH London lists it at HK$24,103. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812620141
Dimensions11.87 × 6.01 × 3.73 mm
L/W Ratio1.98
Girdle conditionFaceted
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
11.87 mm6.01 mm1.57 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812620141
Side View
Table 58.0%Crown 35°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 62.1%

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$24,103 HKD|Low: HK$5,492 HKD|High: HK$27,460 HKD|Avg: HK$14,172 HKD|-3.8%
MOH London
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
October 31, 2026
Retailer 3HK$5,492 HKD
Retailer 9HK$5,947 HKD
Retailer 2HK$6,669 HKD
Retailer 4HK$8,568 HKD
Retailer 17HK$9,423 HKD
Retailer 6HK$9,424 HKD
Retailer 14HK$9,536 HKD
Retailer 15HK$10,458 HKD
Retailer 11HK$13,079 HKD
Retailer 12HK$14,177 HKD
Retailer 10HK$14,685 HKD
Retailer 8HK$18,055 HKD
Retailer 18HK$18,343 HKD
Retailer 7HK$19,104 HKD
Retailer 5HK$19,652 HKD
Retailer 16HK$20,017 HKD
Retailer 13HK$22,674 HKD
MOH LondonHK$24,103 HKD

38 data points across 18 retailers

23 retailersHK$5,492 HKD to HK$24,103 HKD

Retailer 1
-
HK$5,006 HKD
$638 USD
Price last confirmed 23 days ago
Retailer 2
-
HK$5,445 HKD
$694 USD
View
Price last confirmed 32 days ago
A
Retailer 3
-
HK$5,492 HKD
$700 USD
View
Final sale: no returns
Retailer 4
-
HK$5,806 HKD
$740 USD
View
Price last confirmed 28 days ago
Retailer 5
-
HK$5,806 HKD
$740 USD
View
Price last confirmed 19 days ago
Retailer 6
-
HK$5,869 HKD
$748 USD
View
Price last confirmed 36 days ago
A
Retailer 7
-
HK$6,669 HKD
$850 USD
View
A
Retailer 8
-
HK$8,568 HKD
$1,092 USD
View
A
Retailer 9
-
HK$9,423 HKD
$1,201 USD
View
A
Retailer 10
-
HK$9,424 HKD
€1,144 EUR
View
A
Retailer 11
-
HK$9,536 HKD
£957 GBP
View
A
Retailer 12
-
HK$10,458 HKD
ZAR 21,535 ZAR
View
A
Retailer 13
-
HK$13,079 HKD
$1,667 USD
View
B+
Retailer 14
-
HK$14,177 HKD
A$2,780 AUD
View
Retailer 15
-
HK$14,685 HKD
$1,872 USD
View
Price last confirmed 7 days ago
Retailer 16
-
HK$16,327 HKD
$2,081 USD
View
Price last confirmed 31 days ago
Retailer 17
-
HK$18,055 HKD
£1,812 GBP
View
Price last confirmed 20 days ago
B+
Retailer 18
-
HK$18,343 HKD
$2,338 USD
View
B+
Retailer 19
-
HK$19,104 HKD
$2,435 USD
View
B+
Retailer 20
-
HK$19,652 HKD
$2,505 USD
View
B+
Retailer 21
-
HK$20,017 HKD
$2,551 USD
View
B
Retailer 22
-
HK$22,674 HKD
$2,890 USD
View
Most Expensive
B
MOH London
LG812620141 · Oct 29
HK$24,103 HKD
£2,419 GBP
View
22 more retailers have this diamond
Prices start from HK$5,492 HKDSave up to HK$18,611 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
1.57ct Marquise
HK$5,492 HKD