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Oval|Lab Grown|IGI

9.18ct G VVS2 Oval Lab Grown Diamond

ID • G/VVS2 • IGI LG625487129

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG625487129

Diamond specifications and retailer prices

From $2,509 NZD
$1,414 USD
As of October 29, 2026
Save $16,104 NZD (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $18,612 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 9.18ct lab-grown oval diamond

This 9.18ct lab-grown oval sits in the over five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG625487129 or 625487129. Listed at 24 retailers as of October 29, 2026, with prices from $2,509 to $18,612, a $16,104 spread on the same certified stone. Brilliant Earth lists it at $18,612. 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

9.18
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625487129
Dimensions17.04 × 11.96 × 7.17 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
17.04 mm11.96 mm9.18 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625487129
Side View
Table 61.0%Crown 34.9°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.9%

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: $18,612 NZD|Low: $2,408 NZD|High: $22,196 NZD|Avg: $5,699 NZD|-4.4%
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
October 30, 2026
Retailer 17$2,509 NZD
Retailer 8$2,729 NZD
Retailer 3$2,807 NZD
Retailer 6$2,910 NZD
Retailer 18$3,211 NZD
Retailer 2$3,472 NZD
Retailer 9$3,866 NZD
Retailer 11$4,105 NZD
Retailer 13$4,161 NZD
Retailer 14$4,427 NZD
Retailer 12$4,504 NZD
Retailer 10$4,796 NZD
Retailer 7$5,452 NZD
Retailer 5$7,842 NZD
Retailer 16$8,353 NZD
Retailer 4$8,571 NZD
Retailer 15$9,856 NZD
Brilliant Earth$18,612 NZD

40 data points across 18 retailers

24 retailers$2,509 NZD to $18,612 NZD

A
Cheapest Retailer
-
$2,509 NZD
$1,414 USD
A
Retailer 2
-
$2,729 NZD
$1,538 USD
View
A
Retailer 3
-
$2,807 NZD
$1,582 USD
View
Final sale: no returns
Retailer 4
-
$2,910 NZD
$1,640 USD
View
Price last confirmed 19 days ago
A
Retailer 5
-
$2,910 NZD
$1,640 USD
View
A
Retailer 6
-
$3,211 NZD
$1,810 USD
View
A
Retailer 7
-
$3,472 NZD
£1,541 GBP
View
A
Retailer 8
-
$3,866 NZD
$2,179 USD
View
A
Retailer 9
-
$4,105 NZD
£1,822 GBP
View
B+
Retailer 10
-
$4,161 NZD
$2,345 USD
View
A
Retailer 11
-
$4,427 NZD
€2,376 EUR
View
A
Retailer 12
-
$4,504 NZD
ZAR 41,007 ZAR
View
A
Retailer 13
-
$4,796 NZD
$2,703 USD
View
B+
Retailer 14
-
$5,452 NZD
$3,073 USD
View
B+
Retailer 15
-
$7,030 NZD
£3,120 GBP
View
B+
Retailer 16
-
$7,167 NZD
$4,039 USD
View
B+
Retailer 17
-
$7,842 NZD
$4,420 USD
View
B+
Retailer 18
-
$8,353 NZD
£3,707 GBP
View
B
Retailer 19
-
$8,571 NZD
$4,830 USD
View
B+
Retailer 20
-
$9,856 NZD
$5,555 USD
View
B
Retailer 21
-
$10,235 NZD
$5,768 USD
View
B
Retailer 22
-
$10,282 NZD
$5,795 USD
View
B
Retailer 23
-
$14,113 NZD
$7,954 USD
View
Most Expensive
B
Brilliant Earth
9577145A · Oct 29
$18,612 NZD
$10,490 USD
View
23 more retailers have this diamond
Prices start from $2,509 NZDSave up to $16,104 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
9.18ct Oval
$2,509 NZD