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Marquise|Lab Grown|IGI

1.67ct D IF Marquise Lab Grown Diamond

VG • D/IF • IGI LG720590613

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG720590613

Diamond specifications and retailer prices

From $794 SGD
$621 USD
As of October 30, 2026
Save $6,250 SGD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,044 SGD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.67ct lab-grown marquise diamond

This 1.67ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG720590613 or 720590613. Listed at 17 retailers as of October 30, 2026, with prices from $794 to $7,044, a $6,250 spread on the same certified stone. Do Amore Diamonds lists it at $7,044. 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

1.67
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720590613
Dimensions11.90 × 6.15 × 3.96 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
11.90 mm6.15 mm1.67 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720590613
Side View
Table 57.0%Crown 35.3°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 64.4%

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: Oct 30
Current: $7,044 SGD|Low: $779 SGD|High: $7,926 SGD|Avg: $2,671 SGD|-11.1%
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
Retailer 17
October 31, 2026
Retailer 13$794 SGD
Retailer 4$890 SGD
Retailer 9$1,012 SGD
Retailer 15$1,143 SGD
Retailer 6$1,144 SGD
Retailer 8$1,332 SGD
Retailer 14$1,507 SGD
Retailer 11$1,654 SGD
Retailer 16$2,443 SGD
Retailer 2$2,531 SGD
Retailer 3$2,738 SGD
Retailer 17$2,859 SGD
Retailer 12$3,471 SGD
Retailer 5$4,096 SGD
Retailer 10$4,116 SGD
Retailer 7$4,881 SGD
Do Amore Diamonds$7,044 SGD

32 data points across 17 retailers

17 retailers$794 SGD to $7,044 SGD

A
Cheapest Retailer
-
$794 SGD
$621 USD
A
Retailer 2
-
$890 SGD
$696 USD
View
A
Retailer 3
-
$1,012 SGD
$792 USD
View
Final sale: no returns
A
Retailer 4
-
$1,143 SGD
$894 USD
View
A
Retailer 5
-
$1,144 SGD
$895 USD
View
A
Retailer 6
-
$1,332 SGD
$1,042 USD
View
A
Retailer 7
-
$1,507 SGD
$1,179 USD
View
A
Retailer 8
-
$1,654 SGD
€1,232 EUR
View
B+
Retailer 9
-
$2,443 SGD
$1,911 USD
View
B+
Retailer 10
-
$2,531 SGD
A$3,046 AUD
View
B+
Retailer 11
-
$2,738 SGD
$2,141 USD
View
B+
Retailer 12
-
$2,859 SGD
$2,236 USD
View
B+
Retailer 13
-
$3,471 SGD
$2,715 USD
View
Retailer 14
-
$4,096 SGD
£2,523 GBP
View
Price last confirmed 15 days ago
B
Retailer 15
-
$4,116 SGD
$3,220 USD
View
Retailer 16
-
$4,881 SGD
A$5,874 AUD
View
Price last confirmed 24 days ago
Most Expensive
B
Do Amore Diamonds
27-770C863E8 · Nov 1
$7,044 SGD
$5,510 USD
View
16 more retailers have this diamond
Prices start from $794 SGDSave up to $6,250 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
1.67ct Marquise
$794 SGD