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Oval|Lab Grown|IGI

0.75ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG499114490

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG499114490

Diamond specifications and retailer prices

From $816 NZD
$460 USD
As of October 29, 2026
Save $1,407 NZD (63%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,831 NZD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 0.75ct lab-grown oval diamond

This 0.75ct lab-grown oval sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499114490 or 499114490. Listed at 11 retailers as of October 29, 2026, with a 172% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.75
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499114490
Dimensions7.54 × 5.16 × 3.06 mm
L/W Ratio1.46
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
7.54 mm5.16 mm0.75 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499114490
Side View
Table 59.0%Crown 31°Girdle: MED-THKPavilion 40.7°Culet: NoneDepth 59.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $2,179 NZD|Low: $816 NZD|High: $5,809 NZD|Avg: $2,108 NZD|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 5$816 NZD
Retailer 4$1,175 NZD
Retailer 8$1,315 NZD
Retailer 6$1,363 NZD
Retailer 9$1,363 NZD
Retailer 1$2,179 NZD
Retailer 7$2,223 NZD
Retailer 3$3,479 NZD
Retailer 2$5,771 NZD

42 data points across 9 retailers

11 retailers$816 NZD to $2,223 NZD

B+
Cheapest Retailer
-
$816 NZD
$460 USD
B
Retailer 2
-
$1,175 NZD
$662 USD
View
B
Retailer 3
-
$1,277 NZD
$720 USD
View
B
Retailer 4
-
$1,315 NZD
$741 USD
View
Final sale: no returns
B
Retailer 5
-
$1,363 NZD
$768 USD
View
Retailer 6
-
$1,363 NZD
$768 USD
View
Price last confirmed 14 days ago
B
Retailer 7
-
$2,179 NZD
£967 GBP
View
B
Retailer 8
-
$2,223 NZD
$1,253 USD
View
Retailer 9
-
$3,479 NZD
$1,961 USD
View
Price under review
Most Expensive
NZ Jewellers
3b46af5d-ca08-4b76-bdd5-46913d2eb745 · Oct 31
$3,831 NZD
$2,159 USD
View
Price under review
9 more retailers have this diamond
Prices start from $816 NZDSave up to $1,407 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.

B+
0.75ct Oval
$816 NZD