Round|Lab Grown|IGI

0.70ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG436073318

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436073318

Diamond specifications and retailer prices

From $640 AUD
$450 USD
As of October 28, 2026
5 retailers carry this diamond
Most expensive: $1,118 AUD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 0.7ct lab-grown round diamond

This 0.7ct lab-grown round 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 LG436073318 or 436073318. Listed at 5 retailers as of October 28, 2026. 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

0.70
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436073318
Dimensions5.74 × 5.73 × 3.53 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
5.74 mm5.73 mm0.70 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436073318
Side View
Table 57.0%Crown 32.7°Girdle: MediumPavilion 41.6°Culet: NoneDepth 61.6%

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: Oct 28
Current: $1,118 AUD|Low: $280 AUD|High: $2,972 AUD|Avg: $821 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 4, 2026
Retailer 8$280 AUD
Retailer 7$313 AUD
Retailer 9$326 AUD
Retailer 12$340 AUD
Retailer 10$343 AUD
Retailer 6$347 AUD
Retailer 11$570 AUD
Retailer 2$640 AUD
Retailer 3$1,020 AUD
NZ Jewellers$1,118 AUD
Retailer 5$1,645 AUD
Retailer 4$2,972 AUD

8 data points across 12 retailers

5 retailers

A
Retailer 1
-
$280 AUD
$197 USD
Price last confirmed 37 days ago
A
Retailer 2
-
$343 AUD
$241 USD
View
Price last confirmed 30 days ago
B+
Retailer 3
-
$640 AUD
$450 USD
View
B+
Retailer 4
-
$1,020 AUD
$717 USD
View
Price last confirmed 30 days ago
Most Expensive
B+
NZ Jewellers
027b97af-ad9b-4ef0-b1b8-632a120a2670 · Sep 28
$1,118 AUD
$786 USD
View
Price last confirmed 31 days ago
4 more retailers have this diamond
Prices start from $640 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
0.70ct Round
$640 AUD