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Marquise|Lab Grown|IGI

1.75ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG790611749

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790611749

Diamond specifications and retailer prices

From $936 USD
As of October 27, 2026
Save $7,374 USD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $8,310 USD at Do Amore Diamonds · As of October 29, 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 top-tier cut grade and certified by IGI LG790611749 or 790611749. Listed at 21 retailers as of October 27, 2026, with prices from $936 to $8,310, a $7,374 spread on the same certified stone. Do Amore Diamonds lists it at $8,310. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.75
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611749
Dimensions12.05 × 6.33 × 3.99 mm
L/W Ratio1.90
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
12.05 mm6.33 mm1.75 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611749
Side View
Table 58.0%Crown 35.7°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $8,310 USD|Low: $936 USD|High: $8,670 USD|Avg: $2,518 USD|-4.2%
Do Amore Diamonds
Retailer 2
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October 29, 2026
Retailer 4$936 USD
Retailer 20$1,019 USD
Retailer 7$1,049 USD
Retailer 18$1,086 USD
Retailer 15$1,133 USD
Retailer 21$1,167 USD
Retailer 17$1,260 USD
Retailer 3$1,305 USD
Retailer 5$1,459 USD
Retailer 2$1,730 USD
Retailer 8$1,739 USD
Retailer 16$2,204 USD
Retailer 19$2,247 USD
Retailer 10$2,341 USD
Retailer 14$2,575 USD
Retailer 22$3,307 USD
Retailer 6$3,397 USD
Retailer 9$3,510 USD
Retailer 13$4,088 USD
Retailer 11$4,222 USD
Retailer 12$4,266 USD
Do Amore Diamonds$8,310 USD

36 data points across 22 retailers

21 retailers$936 USD to $8,310 USD

A+
Cheapest Retailer
-
$936 USD
A
Retailer 2
-
$1,019 USD
View
A
Retailer 3
-
$1,086 USD
View
Retailer 4
-
$1,133 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$1,167 USD
View
A
Retailer 6
-
$1,260 USD
View
A
Retailer 7
-
$1,305 USD
View
A
Retailer 8
-
$1,459 USD
HK$11,400 HKD
View
A
Retailer 9
-
$1,730 USD
£1,362 GBP
View
A
Retailer 10
-
$1,739 USD
View
B+
Retailer 11
-
$2,204 USD
ZAR 35,604 ZAR
View
B+
Retailer 12
-
$2,247 USD
View
B+
Retailer 13
-
$2,341 USD
View
B+
Retailer 14
-
$2,575 USD
View
B+
Retailer 15
-
$3,307 USD
£2,604 GBP
View
B+
Retailer 16
-
$3,397 USD
View
B+
Retailer 17
-
$3,510 USD
View
B+
Retailer 18
-
$4,088 USD
£3,219 GBP
View
B
Retailer 19
-
$4,222 USD
SGD 5,706 SGD
View
B
Retailer 20
-
$4,266 USD
View
Most Expensive
B
Do Amore Diamonds
27-B3AFC88A1 · Oct 29
$8,310 USD
View
20 more retailers have this diamond
Prices start from $936 USDSave up to $7,374 USD

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
$936 USD