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Heart|Lab Grown|IGI

1.67ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG791637031

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG791637031

Diamond specifications and retailer prices

From $320 SGD
$250 USD
As of October 30, 2026
Save $2,109 SGD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,429 SGD at Brilliant Earth · As of October 27, 2026
View at Brilliant Earth

About this 1.67ct lab-grown heart diamond

This 1.67ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG791637031 or 791637031. Listed at 21 retailers as of October 27, 2026, with prices from $320 to $2,429, a $2,109 spread on the same certified stone. Brilliant Earth lists it at $2,429. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.67
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791637031
Dimensions7.98 × 8.00 × 4.62 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.98 mm8.00 mm1.67 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791637031
Side View
Table 55.0%Crown 32.9°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 57.8%

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: $2,429 SGD|Low: $320 SGD|High: $2,787 SGD|Avg: $1,033 SGD|-12.8%
Brilliant Earth
Retailer 2
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Retailer 5
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Retailer 7
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Retailer 11
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Retailer 21
Retailer 22
November 1, 2026
Retailer 21$320 SGD
Retailer 8$357 SGD
Retailer 5$371 SGD
Retailer 3$396 SGD
Retailer 4$396 SGD
Retailer 20$443 SGD
Retailer 9$663 SGD
Retailer 16$671 SGD
Retailer 17$681 SGD
Retailer 13$754 SGD
Retailer 12$798 SGD
Retailer 11$819 SGD
Retailer 18$923 SGD
Retailer 19$1,217 SGD
Retailer 22$1,273 SGD
Retailer 15$1,339 SGD
Retailer 14$1,442 SGD
Retailer 10$1,534 SGD
Retailer 6$1,560 SGD
Retailer 2$1,588 SGD
Retailer 7$1,729 SGD
Brilliant Earth$2,429 SGD

40 data points across 22 retailers

21 retailers$320 SGD to $2,429 SGD

A
Cheapest Retailer
-
$320 SGD
$250 USD
A
Retailer 2
-
$357 SGD
$279 USD
View
Final sale: no returns
A
Retailer 3
-
$371 SGD
$290 USD
View
A
Retailer 4
-
$396 SGD
$310 USD
View
Retailer 5
-
$396 SGD
$310 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$443 SGD
£273 GBP
View
Price last confirmed 15 days ago
A
Retailer 7
-
$663 SGD
$519 USD
View
A
Retailer 8
-
$671 SGD
€500 EUR
View
A
Retailer 9
-
$681 SGD
ZAR 8,600 ZAR
View
B+
Retailer 10
-
$754 SGD
£464 GBP
View
B+
Retailer 11
-
$798 SGD
$624 USD
View
B+
Retailer 12
-
$819 SGD
$641 USD
View
B+
Retailer 13
-
$923 SGD
A$1,111 AUD
View
B
Retailer 14
-
$1,217 SGD
$952 USD
View
B+
Retailer 15
-
$1,273 SGD
$996 USD
View
B
Retailer 16
-
$1,339 SGD
$1,048 USD
View
Retailer 17
-
$1,521 SGD
$1,190 USD
View
Price last confirmed 11 days ago
B
Retailer 18
-
$1,560 SGD
$1,220 USD
View
B
Retailer 19
-
$1,588 SGD
£978 GBP
View
B
Retailer 20
-
$1,729 SGD
$1,353 USD
View
Most Expensive
B
Brilliant Earth
18670374A · Oct 27
$2,429 SGD
$1,900 USD
View
20 more retailers have this diamond
Prices start from $320 SGDSave up to $2,109 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 Heart
$320 SGD