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Oval|Lab Grown|IGI

3.03ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG813614615

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG813614615

Diamond specifications and retailer prices

From $747 NZD
$421 USD
As of October 29, 2026
Save $2,676 NZD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,714 NZD at Michael Trio · As of October 13, 2026
View at Michael Trio

About this 3.03ct lab-grown oval diamond

This 3.03ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG813614615 or 813614615. Listed at 10 retailers as of October 29, 2026, with a 358% 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

3.03
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813614615
Dimensions11.70 × 8.06 × 5.03 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.70 mm8.06 mm3.03 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813614615
Side View
Table 62.0%Crown 36.4°Girdle: MED-STKPavilion 40.7°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: $3,714 NZD|Low: $719 NZD|High: $3,756 NZD|Avg: $2,047 NZD|+2.6%
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 7$747 NZD
Retailer 5$837 NZD
Retailer 9$1,271 NZD
Retailer 2$1,477 NZD
Retailer 10$1,595 NZD
Retailer 6$2,601 NZD
Retailer 4$2,608 NZD
Retailer 8$2,981 NZD
Retailer 3$3,423 NZD
Michael Trio$3,714 NZD

27 data points across 10 retailers

10 retailers$747 NZD to $3,423 NZD

A
Cheapest Retailer
-
$747 NZD
$421 USD
A
Retailer 2
-
$837 NZD
$472 USD
View
Retailer 3
-
$1,271 NZD
£564 GBP
View
Price last confirmed 15 days ago
A
Retailer 4
-
$1,477 NZD
€793 EUR
View
A
Retailer 5
-
$1,595 NZD
$899 USD
View
B+
Retailer 6
-
$2,601 NZD
$1,466 USD
View
B
Retailer 7
-
$2,608 NZD
$1,470 USD
View
B+
Retailer 8
-
$2,981 NZD
$1,680 USD
View
B
Retailer 9
-
$3,423 NZD
£1,519 GBP
View
Most Expensive
Michael Trio
5735614830 · Oct 13
$3,714 NZD
SGD 2,829 SGD
View
Price last confirmed 19 days ago
9 more retailers have this diamond
Prices start from $747 NZDSave up to $2,676 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
3.03ct Oval
$747 NZD