Princess|Lab Grown|IGI

3.18ct D VS1 Princess Lab Grown Diamond

ID • D/VS1 • IGI LG691569391

Shape and cutting style on the report: Princess cut

Certificate IGI LG691569391

Diamond specifications and retailer prices

From $803 CAD
$574 USD
As of October 29, 2026
Save $2,929 CAD (78%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,045 CAD at Rare Carat · As of October 7, 2026
View at Rare Carat

About this 3.18ct lab-grown princess diamond

This 3.18ct lab-grown princess sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG691569391 or 691569391. Listed at 18 retailers as of October 29, 2026, with a 365% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.18
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.9°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691569391
Dimensions8.04 × 7.93 × 8.04 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.04 mm7.93 mm3.18 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691569391
Side View
Table 70.0%Crown 41.9°Girdle: MediumPavilion 37.7°Culet: NoneDepth 70.1%

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 29
Current: $4,045 CAD|Low: $523 CAD|High: $4,045 CAD|Avg: $2,010 CAD
Rare Carat
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 30, 2026
Retailer 14$803 CAD
Retailer 13$1,085 CAD
Retailer 3$1,217 CAD
Retailer 7$1,222 CAD
Retailer 16$1,317 CAD
Retailer 15$1,380 CAD
Retailer 2$1,879 CAD
Retailer 11$1,931 CAD
Retailer 17$1,980 CAD
Retailer 5$2,116 CAD
Retailer 6$2,531 CAD
Retailer 8$2,610 CAD
Retailer 4$2,802 CAD
Retailer 12$3,066 CAD
Retailer 9$3,162 CAD
Retailer 10$3,733 CAD
Rare Carat$4,045 CAD

34 data points across 17 retailers

18 retailers$803 CAD to $3,733 CAD

Retailer 1
-
$644 CAD
$460 USD
Price last confirmed 19 days ago
Retailer 2
-
$658 CAD
$470 USD
View
Price last confirmed 38 days ago
Retailer 3
-
$798 CAD
$570 USD
View
Price last confirmed 19 days ago
Retailer 4
-
$798 CAD
$570 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
$803 CAD
$574 USD
View
Final sale: no returns
Retailer 6
-
$805 CAD
$575 USD
View
Price last confirmed 35 days ago
A
Retailer 7
-
$1,085 CAD
$775 USD
View
A
Retailer 8
-
$1,380 CAD
$986 USD
View
B+
Retailer 9
-
$1,879 CAD
A$2,065 AUD
View
B+
Retailer 10
-
$1,931 CAD
ZAR 22,288 ZAR
View
Retailer 11
-
$1,980 CAD
$1,415 USD
View
Price last confirmed 17 days ago
Retailer 12
-
$2,531 CAD
SGD 2,444 SGD
View
Price last confirmed 17 days ago
Retailer 13
-
$2,567 CAD
$1,834 USD
View
Price last confirmed 19 days ago
Retailer 14
-
$2,610 CAD
$1,865 USD
View
Price last confirmed 17 days ago
B
Retailer 15
-
$3,066 CAD
$2,191 USD
View
Retailer 16
-
$3,162 CAD
A$3,476 AUD
View
Price last confirmed 22 days ago
B
Retailer 17
-
$3,733 CAD
£2,100 GBP
View
Most Expensive
Rare Carat
S13915693KH691 · Oct 7
$4,045 CAD
$2,890 USD
View
Price last confirmed 22 days ago
17 more retailers have this diamond
Prices start from $803 CADSave up to $2,929 CAD

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
3.18ct Princess
$803 CAD