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Marquise|Lab Grown|IGI

1.71ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG747508367

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG747508367

Diamond specifications and retailer prices

From $920 SGD
$720 USD
As of October 30, 2026
Save $7,249 SGD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,169 SGD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.71ct lab-grown marquise diamond

This 1.71ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG747508367 or 747508367. Listed at 15 retailers as of October 30, 2026, with prices from $920 to $8,169, a $7,249 spread on the same certified stone. Do Amore Diamonds lists it at $8,169. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747508367
Dimensions12.32 × 6.22 × 3.88 mm
L/W Ratio1.98
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
12.32 mm6.22 mm1.71 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747508367
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
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: Oct 30
Current: $8,169 SGD|Low: $920 SGD|High: $10,879 SGD|Avg: $2,969 SGD|-24.9%
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
October 29, 2026
Retailer 8$920 SGD
Retailer 15$1,001 SGD
Retailer 11$1,268 SGD
Retailer 4$1,330 SGD
Retailer 7$1,373 SGD
Retailer 5$1,432 SGD
Retailer 10$1,732 SGD
Retailer 2$1,985 SGD
Retailer 13$2,259 SGD
Retailer 12$2,630 SGD
Retailer 3$3,130 SGD
Retailer 14$3,312 SGD
Retailer 9$4,423 SGD
Retailer 6$4,947 SGD
Do Amore Diamonds$8,169 SGD

31 data points across 15 retailers

15 retailers$920 SGD to $8,169 SGD

A
Cheapest Retailer
-
$920 SGD
$720 USD
A
Retailer 2
-
$1,001 SGD
$783 USD
View
A
Retailer 3
-
$1,268 SGD
$992 USD
View
A
Retailer 4
-
$1,330 SGD
$1,040 USD
View
A
Retailer 5
-
$1,373 SGD
$1,074 USD
View
Final sale: no returns
A
Retailer 6
-
$1,432 SGD
$1,120 USD
View
A
Retailer 7
-
$1,732 SGD
$1,355 USD
View
A
Retailer 8
-
$1,985 SGD
€1,479 EUR
View
A
Retailer 9
-
$2,259 SGD
A$2,718 AUD
View
B+
Retailer 10
-
$2,630 SGD
$2,057 USD
View
B+
Retailer 11
-
$3,130 SGD
$2,448 USD
View
B+
Retailer 12
-
$3,312 SGD
$2,591 USD
View
B+
Retailer 13
-
$4,423 SGD
£2,724 GBP
View
B
Retailer 14
-
$4,947 SGD
$3,870 USD
View
Most Expensive
B
Do Amore Diamonds
27-5D6F0F74C · Oct 30
$8,169 SGD
$6,390 USD
View
14 more retailers have this diamond
Prices start from $920 SGDSave up to $7,249 SGD

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
1.71ct Marquise
$920 SGD