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Oval|Lab Grown|IGI

0.71ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG451059202

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG451059202

Diamond specifications and retailer prices

From $641 AUD
$450 USD
As of October 31, 2026
Save $2,323 AUD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,963 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 0.71ct lab-grown oval diamond

This 0.71ct lab-grown oval sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451059202 or 451059202. Listed at 11 retailers as of October 31, 2026, with prices from $641 to $2,963, a $2,323 spread on the same certified stone. MOH London lists it at $2,963. 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

0.71
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451059202
Dimensions7.04 × 5.01 × 3.12 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Top View
7.04 mm5.01 mm0.71 ctI / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG451059202
Side View
Table 57.5%Crown 36.8°Girdle: MED-THKPavilion 40.3°Culet: NoneDepth 62.3%

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 31
Current: $2,963 AUD|Low: $625 AUD|High: $3,240 AUD|Avg: $1,383 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 6$641 AUD
Retailer 8$651 AUD
Retailer 11$727 AUD
Retailer 5$764 AUD
Retailer 9$806 AUD
Retailer 12$806 AUD
Retailer 13$1,011 AUD
Retailer 10$1,261 AUD
Retailer 2$1,357 AUD
Retailer 3$1,381 AUD
Retailer 7$2,168 AUD
MOH London$2,963 AUD
Retailer 4$3,240 AUD

26 data points across 13 retailers

11 retailers$641 AUD to $2,963 AUD

A
Cheapest Retailer
-
$641 AUD
$450 USD
A
Retailer 2
-
$651 AUD
$457 USD
View
B+
Retailer 3
-
$727 AUD
$511 USD
View
Final sale: no returns
B+
Retailer 4
-
$729 AUD
$512 USD
View
B+
Retailer 5
-
$806 AUD
$566 USD
View
Retailer 6
-
$806 AUD
$566 USD
View
Price last confirmed 16 days ago
B
Retailer 7
-
$1,261 AUD
$886 USD
View
B
Retailer 8
-
$1,357 AUD
€908 EUR
View
B
Retailer 9
-
$2,168 AUD
$1,523 USD
View
B
Retailer 10
-
$2,592 AUD
$1,821 USD
View
Most Expensive
B
MOH London
LG451059202 · Nov 1
$2,963 AUD
£1,639 GBP
View
10 more retailers have this diamond
Prices start from $641 AUDSave up to $2,323 AUD

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
0.71ct Oval
$641 AUD