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Marquise|Lab Grown|IGI

1.05ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG791653600

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG791653600

Diamond specifications and retailer prices

From HK$1,844 HKD
As of November 5, 2026
Save HK$14,083 HKD (88%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: HK$20,007 HKD at Brilliant Earth · As of October 24, 2026
View at Brilliant Earth

About this 1.05ct lab-grown marquise diamond

This 1.05ct 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 LG791653600 or 791653600. Listed at 25 retailers as of November 4, 2026, with a 764% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791653600
Dimensions10.38 × 5.38 × 3.32 mm
L/W Ratio1.93
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
10.38 mm5.38 mm1.05 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791653600
Side View
Table 60.0%Crown 33.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.7%

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 5
Current: HK$11,298 HKD|Low: HK$1,828 HKD|High: HK$15,927 HKD|Avg: HK$4,984 HKD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
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Retailer 17
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Retailer 19
Retailer 20
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Retailer 22
Retailer 23
November 5, 2026
Retailer 15HK$1,828 HKD
Retailer 7HK$1,844 HKD
Retailer 14HK$1,922 HKD
Retailer 5HK$2,056 HKD
Retailer 10HK$2,056 HKD
Retailer 13HK$2,322 HKD
Retailer 18HK$2,919 HKD
Retailer 6HK$3,107 HKD
Retailer 4HK$3,617 HKD
Retailer 17HK$3,907 HKD
Retailer 22HK$3,907 HKD
Retailer 2HK$4,229 HKD
Retailer 9HK$4,299 HKD
Retailer 21HK$5,523 HKD
Retailer 23HK$6,622 HKD
Retailer 8HK$7,281 HKD
Retailer 12HK$7,446 HKD
Retailer 16HK$7,689 HKD
Retailer 19HK$9,125 HKD
Retailer 11HK$9,635 HKD
Retailer 20HK$9,925 HKD
Brilliant EarthHK$11,298 HKD
Retailer 3HK$15,927 HKD

29 data points across 23 retailers

25 retailersHK$1,844 HKD to HK$15,927 HKD

Retailer 1
-
HK$1,828 HKD
Price last confirmed 15 days ago
A
Retailer 2
-
HK$1,844 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$1,922 HKD
View
Retailer 4
-
HK$2,056 HKD
View
Price last confirmed 11 days ago
A
Retailer 5
-
HK$2,056 HKD
View
A
Retailer 6
-
HK$2,322 HKD
View
A
Retailer 7
-
HK$2,919 HKD
View
A
Retailer 8
-
HK$3,107 HKD
View
A
Retailer 9
-
HK$3,617 HKD
View
A
Retailer 10
-
HK$3,907 HKD
View
A
Retailer 11
-
HK$3,907 HKD
View
A
Retailer 12
-
HK$4,229 HKD
View
Retailer 13
-
HK$4,299 HKD
View
Price last confirmed 11 days ago
Retailer 14
-
HK$5,523 HKD
View
Price last confirmed 9 days ago
B+
Retailer 15
-
HK$6,622 HKD
View
B+
Retailer 16
-
HK$7,281 HKD
View
B+
Retailer 17
-
HK$7,446 HKD
View
B+
Retailer 18
-
HK$7,689 HKD
View
Retailer 19
-
HK$9,125 HKD
View
Price last confirmed 7 days ago
B+
Retailer 20
-
HK$9,635 HKD
View
Retailer 21
-
HK$9,925 HKD
View
Price last confirmed 8 days ago
B+
Retailer 22
-
HK$11,298 HKD
View
Retailer 23
-
HK$15,441 HKD
View
Price last confirmed 9 days ago
B
Retailer 24
-
HK$15,927 HKD
View
Most Expensive
Brilliant Earth
18897939A · Oct 24
HK$20,007 HKD
$2,550 USD
View
Price last confirmed 11 days ago
24 more retailers have this diamond
Prices start from HK$1,844 HKDSave up to HK$14,083 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
1.05ct Marquise
HK$1,844 HKD