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Marquise|Lab Grown|IGI

1.75ct D FL Marquise Lab Grown Diamond

VG • D/FL • IGI LG780665331

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780665331

Diamond specifications and retailer prices

From HK$6,959 HKD
$887 USD
As of October 30, 2026
Save HK$54,787 HKD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$61,746 HKD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.75ct lab-grown marquise diamond

This 1.75ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG780665331 or 780665331. Listed at 15 retailers as of October 30, 2026, with prices from HK$6,959 to HK$61,746, a HK$54,787 spread on the same certified stone. Do Amore Diamonds lists it at HK$61,746. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.75
Carat
D
Colour
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780665331
Dimensions12.15 × 6.17 × 4.03 mm
L/W Ratio1.97
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
12.15 mm6.17 mm1.75 ctD / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780665331
Side View
Table 59.0%Crown 36.3°Girdle: STK-THKPavilion 41.4°Culet: NoneDepth 65.3%

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$61,746 HKD|Low: HK$6,959 HKD|High: HK$71,474 HKD|Avg: HK$22,396 HKD|-13.6%
Do Amore Diamonds
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
October 30, 2026
Retailer 11HK$6,959 HKD
Retailer 16HK$7,571 HKD
Retailer 7HK$9,007 HKD
Retailer 13HK$9,109 HKD
Retailer 6HK$9,368 HKD
Retailer 4HK$9,376 HKD
Retailer 12HK$12,953 HKD
Retailer 9HK$15,051 HKD
Retailer 15HK$16,696 HKD
Retailer 14HK$17,959 HKD
Retailer 5HK$20,203 HKD
Retailer 3HK$23,231 HKD
Retailer 10HK$30,370 HKD
Retailer 2HK$30,991 HKD
Retailer 8HK$41,772 HKD
Do Amore DiamondsHK$61,746 HKD

32 data points across 16 retailers

15 retailersHK$6,959 HKD to HK$61,746 HKD

A
Cheapest Retailer
-
HK$6,959 HKD
$887 USD
A
Retailer 2
-
HK$7,571 HKD
$965 USD
View
A
Retailer 3
-
HK$9,007 HKD
$1,148 USD
View
Final sale: no returns
A
Retailer 4
-
HK$9,109 HKD
$1,161 USD
View
A
Retailer 5
-
HK$9,368 HKD
$1,194 USD
View
A
Retailer 6
-
HK$9,376 HKD
$1,195 USD
View
A
Retailer 7
-
HK$12,953 HKD
$1,651 USD
View
B+
Retailer 8
-
HK$15,051 HKD
€1,827 EUR
View
B+
Retailer 9
-
HK$16,696 HKD
$2,128 USD
View
B+
Retailer 10
-
HK$17,959 HKD
$2,289 USD
View
B+
Retailer 11
-
HK$20,203 HKD
$2,575 USD
View
B+
Retailer 12
-
HK$23,231 HKD
$2,961 USD
View
B
Retailer 13
-
HK$30,370 HKD
£3,048 GBP
View
B
Retailer 14
-
HK$30,991 HKD
$3,950 USD
View
Most Expensive
B
Do Amore Diamonds
27-372F905BA · Nov 1
HK$61,746 HKD
$7,870 USD
View
14 more retailers have this diamond
Prices start from HK$6,959 HKDSave up to HK$54,787 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
1.75ct Marquise
HK$6,959 HKD