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Marquise|Lab Grown|IGI

1.75ct G IF Marquise Lab Grown Diamond

EX • G/IF • IGI LG632416912

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG632416912

Diamond specifications and retailer prices

From $1,057 USD
As of November 5, 2026
Save $6,603 USD (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $7,660 USD at Do Amore Diamonds · As of November 4, 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 G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG632416912 or 632416912. Listed at 19 retailers as of November 4, 2026, with prices from $1,057 to $7,660, a $6,603 spread on the same certified stone. Do Amore Diamonds lists it at $7,660. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.75
Carat
G
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632416912
Dimensions12.22 × 6.36 × 3.99 mm
L/W Ratio1.92
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
12.22 mm6.36 mm1.75 ctG / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632416912
Side View
Table 61.0%Crown 35.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.7%

Caratlytics Score

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A
Excellent
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: Nov 5
Current: $3,737 USD|Low: $1,175 USD|High: $6,199 USD|Avg: $2,509 USD|-0.2%
Retailer 1
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
November 5, 2026
Retailer 15$1,175 USD
Retailer 6$1,316 USD
Retailer 2$1,608 USD
Retailer 8$1,686 USD
Retailer 10$2,032 USD
Retailer 13$2,205 USD
Retailer 14$2,301 USD
Retailer 12$2,520 USD
Retailer 5$2,695 USD
Retailer 11$2,750 USD
Retailer 7$3,048 USD
Retailer 3$3,132 USD
Retailer 1$3,737 USD
Retailer 4$3,865 USD
Retailer 9$6,199 USD

41 data points across 15 retailers

19 retailers$1,057 USD to $7,660 USD

Retailer 1
-
$1,001 USD
Price last confirmed 19 days ago
A
Retailer 2
-
$1,057 USD
View
A
Retailer 3
-
$1,175 USD
View
A
Retailer 4
-
$1,316 USD
View
A
Retailer 5
-
$1,608 USD
View
A
Retailer 6
-
$1,686 USD
View
B+
Retailer 7
-
$2,032 USD
View
B+
Retailer 8
-
$2,301 USD
View
B+
Retailer 9
-
$2,520 USD
View
B
Retailer 10
-
$2,695 USD
View
B
Retailer 11
-
$2,750 USD
View
B
Retailer 12
-
$3,048 USD
View
Retailer 13
-
$3,106 USD
View
Price last confirmed 20 days ago
B
Retailer 14
-
$3,132 USD
View
B
Retailer 15
-
$3,737 USD
View
B
Retailer 16
-
$3,865 USD
View
B
Retailer 17
-
$3,935 USD
View
B
Retailer 18
-
$6,199 USD
View
Most Expensive
B
Do Amore Diamonds
27-E5B79BF58 · Nov 4
$7,660 USD
View
18 more retailers have this diamond
Prices start from $1,057 USDSave up to $6,603 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
$1,057 USD