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Marquise|Lab Grown|IGI

1.20ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG700512487

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG700512487

Diamond specifications and retailer prices

From HK$3,845 HKD
$490 USD
As of November 1, 2026
Save HK$23,852 HKD (86%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: HK$27,697 HKD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.2ct lab-grown marquise diamond

This 1.2ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG700512487 or 700512487. Listed at 29 retailers as of November 1, 2026, with prices from HK$3,845 to HK$27,697, a HK$23,852 spread on the same certified stone. Do Amore Diamonds lists it at HK$27,697. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700512487
Dimensions11.10 × 5.44 × 3.46 mm
L/W Ratio2.04
Girdle conditionFaceted
Culet sizePointed
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
11.10 mm5.44 mm1.20 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700512487
Side View
Table 54.0%Crown 35°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 63.6%

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: Nov 1
Current: HK$27,697 HKD|Low: HK$1,914 HKD|High: HK$27,697 HKD|Avg: HK$9,640 HKD|+50.2%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 7
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Retailer 10
Retailer 11
Retailer 12
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Retailer 15
Retailer 16
Retailer 17
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Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 2, 2026
Retailer 15HK$1,914 HKD
Retailer 22HK$3,845 HKD
Retailer 14HK$3,868 HKD
Retailer 21HK$4,825 HKD
Retailer 9HK$4,896 HKD
Retailer 5HK$5,524 HKD
Retailer 6HK$5,681 HKD
Retailer 10HK$6,041 HKD
Retailer 20HK$6,854 HKD
Retailer 13HK$7,002 HKD
Retailer 2HK$7,371 HKD
Retailer 8HK$9,943 HKD
Retailer 19HK$10,414 HKD
Retailer 4HK$10,859 HKD
Retailer 3HK$11,848 HKD
Retailer 18HK$13,809 HKD
Retailer 17HK$14,025 HKD
Retailer 11HK$14,253 HKD
Retailer 7HK$14,916 HKD
Retailer 16HK$15,704 HKD
Retailer 12HK$15,880 HKD
Do Amore DiamondsHK$27,697 HKD

33 data points across 22 retailers

29 retailersHK$3,845 HKD to HK$27,697 HKD

Retailer 1
-
HK$1,914 HKD
$244 USD
Price last confirmed 25 days ago
Retailer 2
-
HK$3,240 HKD
$413 USD
View
Price last confirmed 33 days ago
Retailer 3
-
HK$3,633 HKD
$463 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
HK$3,845 HKD
$490 USD
View
Final sale: no returns
Retailer 5
-
HK$3,868 HKD
$493 USD
View
Price last confirmed 25 days ago
Retailer 6
-
HK$3,868 HKD
$493 USD
View
Price last confirmed 23 days ago
Retailer 7
-
HK$3,970 HKD
$506 USD
View
Price last confirmed 34 days ago
A
Retailer 8
-
HK$4,825 HKD
$615 USD
View
A
Retailer 9
-
HK$4,896 HKD
$624 USD
View
A
Retailer 10
-
HK$5,524 HKD
View
A
Retailer 11
-
HK$5,681 HKD
$724 USD
View
B+
Retailer 12
-
HK$6,041 HKD
$770 USD
View
B+
Retailer 13
-
HK$6,854 HKD
€832 EUR
View
B+
Retailer 14
-
HK$7,002 HKD
£703 GBP
View
B+
Retailer 15
-
HK$7,371 HKD
ZAR 15,176 ZAR
View
Retailer 16
-
HK$9,943 HKD
$1,267 USD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
HK$10,414 HKD
A$2,042 AUD
View
B
Retailer 18
-
HK$10,859 HKD
$1,384 USD
View
B+
Retailer 19
-
HK$11,848 HKD
$1,510 USD
View
B
Retailer 20
-
HK$13,739 HKD
$1,751 USD
View
Retailer 21
-
HK$13,739 HKD
$1,751 USD
View
Price last confirmed 23 days ago
B+
Retailer 22
-
HK$13,809 HKD
$1,760 USD
View
B
Retailer 23
-
HK$14,025 HKD
A$2,750 AUD
View
B
Retailer 24
-
HK$14,253 HKD
$1,817 USD
View
Retailer 25
-
HK$14,272 HKD
$1,819 USD
View
Price last confirmed 33 days ago
B
Retailer 26
-
HK$14,916 HKD
$1,901 USD
View
B
Retailer 27
-
HK$15,704 HKD
£1,576 GBP
View
B
Retailer 28
-
HK$15,880 HKD
SGD 2,735 SGD
View
Most Expensive
B
Do Amore Diamonds
27-090EA091C · Nov 2
HK$27,697 HKD
$3,530 USD
View
28 more retailers have this diamond
Prices start from HK$3,845 HKDSave up to HK$23,852 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
1.20ct Marquise
HK$3,845 HKD