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Oval|Lab Grown|IGI

6.12ct H VS1 Oval Lab Grown Diamond

EX • H/VS1 • IGI LG597381380

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG597381380

Diamond specifications and retailer prices

From $2,626 NZD
$1,480 USD
As of November 1, 2026
Save $7,672 NZD (75%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $10,298 NZD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 6.12ct lab-grown oval diamond

This 6.12ct lab-grown oval sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG597381380 or 597381380. Listed at 17 retailers as of October 31, 2026, with prices from $2,626 to $10,298, a $7,672 spread on the same certified stone. Taylor and Hart lists it at $10,298. 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

6.12
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG597381380
Dimensions15.28 × 10.07 × 6.14 mm
L/W Ratio1.52
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
15.28 mm10.07 mm6.12 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG597381380
Side View
Table 60.0%Crown 35.7°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 61.0%

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: Nov 1
Current: $8,736 NZD|Low: $2,545 NZD|High: $10,298 NZD|Avg: $5,686 NZD|+13.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
November 1, 2026
Retailer 4$2,626 NZD
Retailer 5$2,912 NZD
Retailer 2$3,659 NZD
Retailer 3$3,664 NZD
Retailer 11$4,301 NZD
Retailer 10$4,600 NZD
Retailer 9$4,684 NZD
Retailer 8$4,771 NZD
Retailer 7$5,039 NZD
Retailer 6$8,607 NZD
Retailer 1$8,736 NZD
Retailer 12$9,386 NZD
Taylor and Hart$10,298 NZD

38 data points across 13 retailers

17 retailers$2,626 NZD to $10,298 NZD

Retailer 1
-
$2,344 NZD
$1,321 USD
Price last confirmed 34 days ago
Retailer 2
-
$2,550 NZD
$1,437 USD
View
Price last confirmed 37 days ago
A
Retailer 3
-
$2,626 NZD
$1,480 USD
View
Final sale: no returns
Retailer 4
-
$2,681 NZD
$1,511 USD
View
Price last confirmed 34 days ago
A
Retailer 5
-
$2,912 NZD
£1,292 GBP
View
B+
Retailer 6
-
$3,659 NZD
$2,062 USD
View
B+
Retailer 7
-
$3,664 NZD
$2,065 USD
View
B
Retailer 8
-
$4,301 NZD
$2,424 USD
View
B+
Retailer 9
-
$4,600 NZD
ZAR 41,879 ZAR
View
B+
Retailer 10
-
$4,684 NZD
$2,640 USD
View
B
Retailer 11
-
$5,039 NZD
A$4,369 AUD
View
Retailer 12
-
$5,098 NZD
$2,873 USD
View
Price last confirmed 32 days ago
B
Retailer 13
-
$6,571 NZD
£2,916 GBP
View
B
Retailer 14
-
$8,607 NZD
SGD 6,555 SGD
View
B
Retailer 15
-
$8,736 NZD
£3,877 GBP
View
B
Retailer 16
-
$9,386 NZD
$5,290 USD
View
Most Expensive
B
Taylor and Hart
NYZW6ZV · Oct 31
$10,298 NZD
$5,804 USD
View
16 more retailers have this diamond
Prices start from $2,626 NZDSave up to $7,672 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
6.12ct Oval
$2,626 NZD