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Oval|Lab Grown|IGI

3.97ct E VS1 Oval Lab Grown Diamond

ID • E/VS1 • IGI LG787641744

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG787641744

Diamond specifications and retailer prices

From $1,008 NZD
$568 USD
As of October 29, 2026
Save $15,192 NZD (94%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $16,199 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.97ct lab-grown oval diamond

This 3.97ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG787641744 or 787641744. Listed at 19 retailers as of October 29, 2026, with prices from $1,008 to $16,199, a $15,192 spread on the same certified stone. Brilliant Earth lists it at $16,199. 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

3.97
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787641744
Dimensions13.11 × 8.76 × 0.00 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.11 mm8.76 mm3.97 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787641744
Side View
Table 61.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: $16,199 NZD|Low: $869 NZD|High: $17,583 NZD|Avg: $5,266 NZD|-7.9%
Brilliant Earth
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
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 17$1,008 NZD
Retailer 9$1,128 NZD
Retailer 11$1,128 NZD
Retailer 2$1,508 NZD
Retailer 20$1,733 NZD
Retailer 14$2,092 NZD
Retailer 19$2,755 NZD
Retailer 13$2,916 NZD
Retailer 15$3,101 NZD
Retailer 8$3,630 NZD
Retailer 3$4,322 NZD
Retailer 6$4,922 NZD
Retailer 18$5,227 NZD
Retailer 16$5,467 NZD
Retailer 4$6,066 NZD
Retailer 12$7,168 NZD
Retailer 5$8,226 NZD
Retailer 10$8,960 NZD
Retailer 7$14,666 NZD
Brilliant Earth$16,199 NZD

31 data points across 20 retailers

19 retailers$1,008 NZD to $16,199 NZD

A
Cheapest Retailer
-
$1,008 NZD
$568 USD
A
Retailer 2
-
$1,128 NZD
$636 USD
View
Final sale: no returns
A
Retailer 3
-
$1,128 NZD
$636 USD
View
A
Retailer 4
-
$1,508 NZD
$850 USD
View
B+
Retailer 5
-
$1,733 NZD
$977 USD
View
Retailer 6
-
$2,092 NZD
€1,123 EUR
View
Price last confirmed 8 days ago
A
Retailer 7
-
$2,755 NZD
$1,553 USD
View
A
Retailer 8
-
$2,916 NZD
A$2,528 AUD
View
A
Retailer 9
-
$3,101 NZD
$1,748 USD
View
B+
Retailer 10
-
$3,630 NZD
$2,046 USD
View
B+
Retailer 11
-
$4,322 NZD
$2,436 USD
View
B+
Retailer 12
-
$4,922 NZD
SGD 3,749 SGD
View
Retailer 13
-
$5,227 NZD
A$4,532 AUD
View
Price last confirmed 23 days ago
B+
Retailer 14
-
$5,467 NZD
£2,426 GBP
View
B
Retailer 15
-
$6,066 NZD
$3,419 USD
View
B
Retailer 16
-
$8,226 NZD
$4,636 USD
View
B
Retailer 17
-
$8,960 NZD
$5,050 USD
View
B
Retailer 18
-
$14,666 NZD
$8,266 USD
View
Most Expensive
B
Brilliant Earth
21429453Y · Oct 29
$16,199 NZD
$9,130 USD
View
18 more retailers have this diamond
Prices start from $1,008 NZDSave up to $15,192 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
3.97ct Oval
$1,008 NZD