Oval|Lab Grown|IGI

3.91ct E VVS2 Oval Lab Grown Diamond

EX • E/VVS2 • IGI LG803621789

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG803621789

Diamond specifications and retailer prices

From $1,884 NZD
$1,062 USD
As of October 24, 2026
Save $4,937 NZD (72%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: $7,001 NZD at Rare Carat · As of August 17, 2026
View at Rare Carat

About this 3.91ct lab-grown oval diamond

This 3.91ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG803621789 or 803621789. Listed at 29 retailers as of October 25, 2026, with a 262% 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

3.91
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803621789
Dimensions12.82 × 8.79 × 5.54 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.82 mm8.79 mm3.91 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803621789
Side View
Table 62.0%Crown 35°Girdle: MED-THKPavilion 41.1°Culet: NoneDepth 63.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 24
Current: $2,403 NZD|Low: $1,893 NZD|High: $6,962 NZD|Avg: $4,369 NZD|+1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 28, 2026
Retailer 6$1,939 NZD
Retailer 2$2,009 NZD
Retailer 1$2,403 NZD
Retailer 4$3,213 NZD
Retailer 3$3,852 NZD
Retailer 7$4,329 NZD
Retailer 12$4,531 NZD
Retailer 11$4,620 NZD
Retailer 5$5,543 NZD
Retailer 9$5,936 NZD
Retailer 10$6,228 NZD
Retailer 8$6,821 NZD

37 data points across 12 retailers

29 retailers$1,884 NZD to $6,821 NZD

Retailer 1
-
$1,663 NZD
$937 USD
Price last confirmed 29 days ago
Retailer 2
-
$1,691 NZD
$953 USD
View
Price last confirmed 39 days ago
Retailer 3
-
$1,732 NZD
$976 USD
View
Price last confirmed 10 days ago
Retailer 4
-
$1,732 NZD
$976 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
$1,884 NZD
$1,062 USD
View
A
Retailer 6
-
$1,884 NZD
$1,062 USD
View
Retailer 7
-
$1,934 NZD
$1,090 USD
View
Price last confirmed 38 days ago
Retailer 8
-
$2,009 NZD
$1,132 USD
View
Price last confirmed 14 days ago
Retailer 9
-
$2,009 NZD
$1,132 USD
View
Price last confirmed 21 days ago
Retailer 10
-
$2,009 NZD
$1,132 USD
View
Price last confirmed 18 days ago
Retailer 11
-
$2,009 NZD
$1,132 USD
View
Price last confirmed 18 days ago
A
Retailer 12
-
$2,403 NZD
£1,066 GBP
View
Retailer 13
-
$3,213 NZD
$1,811 USD
View
Price last confirmed 12 days ago
Retailer 14
-
$3,765 NZD
$2,122 USD
View
Price last confirmed 31 days ago
Retailer 15
-
$3,765 NZD
$2,122 USD
View
Price last confirmed 27 days ago
Retailer 16
-
$3,765 NZD
$2,122 USD
View
Price last confirmed 23 days ago
Retailer 17
-
$3,765 NZD
$2,122 USD
View
Price last confirmed 16 days ago
Retailer 18
-
$3,765 NZD
$2,122 USD
View
Price last confirmed 12 days ago
Retailer 19
-
$3,765 NZD
$2,122 USD
View
Price last confirmed 21 days ago
Retailer 20
-
$3,765 NZD
$2,122 USD
View
Price last confirmed 18 days ago
A
Retailer 21
-
$3,852 NZD
$2,171 USD
View
B+
Retailer 22
-
$4,329 NZD
$2,440 USD
View
Retailer 23
-
$4,531 NZD
A$3,929 AUD
View
Price last confirmed 9 days ago
B+
Retailer 24
-
$4,620 NZD
ZAR 42,067 ZAR
View
B+
Retailer 25
-
$5,543 NZD
£2,460 GBP
View
B+
Retailer 26
-
$5,936 NZD
$3,345 USD
View
B+
Retailer 27
-
$6,228 NZD
$3,510 USD
View
B
Retailer 28
-
$6,821 NZD
£3,027 GBP
View
Most Expensive
Rare Carat
803621789 · Aug 17
$7,001 NZD
$3,946 USD
View
Price last confirmed 74 days ago
28 more retailers have this diamond
Prices start from $1,884 NZDSave up to $4,937 NZD

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
3.91ct Oval
$1,884 NZD