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Marquise|Lab Grown|IGI

1.64ct D VVS1 Marquise Lab Grown Diamond

EX • D/VVS1 • IGI LG800618912

Certificate IGI LG800618912

Diamond specifications and retailer prices

From $374 USD
Save $2,522 USD (87%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: $2,896 USD at Queensmith
View at Queensmith

About this 1.64ct lab-grown marquise diamond

This 1.64ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG800618912 or 800618912. Listed at 29 retailers, with prices from $374 to $2,896 at Queensmith, a $2,522 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
D
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800618912
Dimensions12.43 × 6.09 × 3.82 mm
L/W Ratio2.04
Girdle conditionFaceted
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
12.43 mm6.09 mm1.64 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800618912
Side View
Table 58.0%Crown 33°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.7%

Caratlytics Score

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

Price History

Last verified: Sep 30
Current: $496 USD|Low: $284 USD|High: $3,040 USD|Avg: $1,183 USD|-0.1%
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Retailer 25
October 1, 2026
Retailer 18$284 USD
Retailer 9$419 USD
Retailer 19$464 USD
Retailer 1$496 USD
Retailer 17$512 USD
Retailer 20$615 USD
Retailer 6$722 USD
Retailer 4$730 USD
Retailer 12$742 USD
Retailer 3$781 USD
Retailer 15$819 USD
Retailer 22$829 USD
Retailer 10$870 USD
Retailer 25$1,078 USD
Retailer 21$1,198 USD
Retailer 5$1,477 USD
Retailer 13$1,531 USD
Retailer 16$1,750 USD
Retailer 24$1,773 USD
Retailer 8$1,798 USD
Retailer 23$1,836 USD
Retailer 2$1,885 USD
Retailer 7$1,902 USD
Retailer 14$1,948 USD
Retailer 11$2,530 USD

39 data points across 25 retailers

29 retailers$374 USD to $2,896 USD

A
Cheapest Retailer
-
$374 USD
A
Retailer 2
-
$419 USD
View
A
Retailer 3
-
$434 USD
View
A
Retailer 4
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$458 USD
View
A
Retailer 5
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$464 USD
View
A
Retailer 6
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$496 USD
£390 GBP
View
A
Retailer 7
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$512 USD
HK$4,000 HKD
View
A
Retailer 8
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$615 USD
View
B+
Retailer 9
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$722 USD
View
B+
Retailer 10
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$730 USD
€695 EUR
View
B+
Retailer 11
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$742 USD
View
B+
Retailer 12
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$781 USD
ZAR 12,622 ZAR
View
B+
Retailer 13
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$819 USD
View
B+
Retailer 14
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$830 USD
£654 GBP
View
B+
Retailer 15
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$870 USD
A$1,338 AUD
View
B+
Retailer 16
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$1,078 USD
A$1,658 AUD
View
B
Retailer 17
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$1,198 USD
View
B
Retailer 18
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$1,477 USD
SGD 1,996 SGD
View
B
Retailer 19
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$1,531 USD
View
B
Retailer 20
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$1,750 USD
View
B
Retailer 21
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$1,756 USD
View
B
Retailer 22
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$1,773 USD
A$2,728 AUD
View
B
Retailer 23
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$1,798 USD
£1,416 GBP
View
Price last confirmed 9 days ago
B
Retailer 24
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$1,836 USD
£1,446 GBP
View
B
Retailer 25
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$1,885 USD
View
B
Retailer 26
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$1,902 USD
View
B
Retailer 27
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$1,988 USD
View
B
Retailer 28
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$2,530 USD
View
Most Expensive
B
Queensmith
LG800618912 · Sep 30
$2,896 USD
£2,280 GBP
View
28 more retailers have this diamond
Prices start from $374 USDSave up to $2,522 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.

A
1.64ct Marquise
$374 USD