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Oval|Lab Grown|IGI

3.05ct G SI1 Oval Lab Grown Diamond

ID • G/SI1 • IGI LG725512304

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG725512304

Diamond specifications and retailer prices

From $1,445 NZD
As of November 6, 2026
Save $2,140 NZD (60%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,585 NZD at MOH London · As of November 3, 2026
View at MOH London

About this 3.05ct lab-grown oval diamond

This 3.05ct lab-grown oval sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG725512304 or 725512304. Listed at 7 retailers as of November 3, 2026, with prices from $1,445 to $3,585, a $2,140 spread on the same certified stone. MOH London lists it at $3,585. 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

3.05
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.8°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG725512304
Dimensions11.43 × 8.14 × 5.12 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.43 mm8.14 mm3.05 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG725512304
Side View
Table 57.0%Crown 35.8°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
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 6
Current: $3,585 NZD|Low: $1,248 NZD|High: $3,629 NZD|Avg: $2,127 NZD|+1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 2$1,445 NZD
Retailer 5$1,450 NZD
Retailer 3$1,488 NZD
Retailer 4$1,600 NZD
Retailer 6$1,968 NZD
Retailer 7$3,454 NZD
MOH London$3,585 NZD

39 data points across 7 retailers

7 retailers$1,445 NZD to $3,585 NZD

A
Cheapest Retailer
-
$1,445 NZD
B+
Retailer 2
-
$1,450 NZD
View
A
Retailer 3
-
$1,488 NZD
View
A
Retailer 4
-
$1,600 NZD
View
B+
Retailer 5
-
$1,968 NZD
View
Retailer 6
-
$3,454 NZD
View
Price last confirmed 39 days ago
Most Expensive
B
MOH London
LG725512304 · Nov 3
$3,585 NZD
£1,565 GBP
View
6 more retailers have this diamond
Prices start from $1,445 NZDSave up to $2,140 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
3.05ct Oval
$1,445 NZD