Round|Lab Grown|IGI

1.81ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG818644916

Certificate IGI LG818644916

Diamond specifications and retailer prices

From $279 USD
Save $1,179 USD (81%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $3,150 USD at Queensmith
View at Queensmith

About this 1.81ct lab-grown round diamond

This 1.81ct lab-grown round 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 LG818644916 or 818644916. Listed at 26 retailers, with a 423% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818644916
Dimensions7.76 × 7.81 × 4.81 mm
L/W Ratio1.01
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
7.76 mm7.81 mm1.81 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818644916
Side View
Table 59.0%Crown 35.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.7%

Caratlytics Score

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

Price History

Last verified: Sep 28
Current: $3,150 USD|Low: $223 USD|High: $3,150 USD|Avg: $822 USD
Queensmith
Retailer 2
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Retailer 25
October 1, 2026
Retailer 10$279 USD
Retailer 6$313 USD
Retailer 4$324 USD
Retailer 12$342 USD
Retailer 14$346 USD
Retailer 18$384 USD
Retailer 17$468 USD
Retailer 2$525 USD
Retailer 3$530 USD
Retailer 23$548 USD
Retailer 22$588 USD
Retailer 13$590 USD
Retailer 25$619 USD
Retailer 11$653 USD
Retailer 20$804 USD
Retailer 5$806 USD
Retailer 9$1,060 USD
Retailer 7$1,114 USD
Retailer 24$1,117 USD
Retailer 15$1,164 USD
Retailer 21$1,205 USD
Retailer 19$1,405 USD
Retailer 16$1,447 USD
Retailer 8$1,458 USD
Queensmith$3,150 USD

20 data points across 25 retailers

26 retailers$279 USD to $1,458 USD

A
Cheapest Retailer
-
$279 USD
A
Retailer 2
-
$313 USD
View
A
Retailer 3
-
$324 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$342 USD
View
A
Retailer 5
-
$346 USD
View
A
Retailer 6
-
$384 USD
HK$3,000 HKD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
$468 USD
View
A
Retailer 8
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$525 USD
£414 GBP
View
A
Retailer 9
-
$530 USD
View
A
Retailer 10
-
$548 USD
€522 EUR
View
B+
Retailer 11
-
$588 USD
ZAR 9,504 ZAR
View
A
Retailer 12
-
$591 USD
£466 GBP
View
B+
Retailer 13
-
$619 USD
View
B+
Retailer 14
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$653 USD
View
B+
Retailer 15
-
$804 USD
A$1,237 AUD
View
B+
Retailer 16
-
$806 USD
View
B
Retailer 17
-
$1,082 USD
View
B
Retailer 18
-
$1,114 USD
View
B
Retailer 19
-
$1,117 USD
SGD 1,509 SGD
View
B
Retailer 20
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$1,164 USD
View
B
Retailer 21
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$1,185 USD
View
B
Retailer 22
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$1,205 USD
View
B
Retailer 23
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$1,405 USD
£1,106 GBP
View
B
Retailer 24
-
$1,447 USD
View
B
Retailer 25
-
$1,458 USD
View
Most Expensive
B
Queensmith
LG818644916 · Sep 29
$3,150 USD
£2,480 GBP
View
Price under review
25 more retailers have this diamond
Prices start from $279 USDSave up to $1,179 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
1.81ct Round
$279 USD