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Round|Lab Grown|IGI

0.98ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG783631084

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783631084

Diamond specifications and retailer prices

From $540 AUD
$380 USD
As of October 28, 2026
Save $305 AUD (36%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $846 AUD at Diamond Quarter · As of October 28, 2026
View at Diamond Quarter

About this 0.98ct lab-grown round diamond

This 0.98ct lab-grown round 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 LG783631084 or 783631084. Listed at 2 retailers as of October 28, 2026, with prices from $540 to $846, a $305 spread on the same certified stone. Diamond Quarter lists it at $846. 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

0.98
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783631084
Dimensions6.40 × 6.35 × 3.94 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.40 mm6.35 mm0.98 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783631084
Side View
Table 62.0%Crown 33°Girdle: MediumPavilion 41.5°Culet: NoneDepth 60.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $540 AUD|Low: $375 AUD|High: $867 AUD|Avg: $597 AUD|-2.6%
Retailer 1
Retailer 2
Retailer 3
October 28, 2026
Retailer 3$375 AUD
Retailer 1$540 AUD
Retailer 2$867 AUD

3 data points across 3 retailers

2 retailers$540 AUD to $846 AUD

A
Cheapest Retailer
-
$540 AUD
$380 USD
Most Expensive
B
Diamond Quarter
0.98VVS2FLG37E6A0N · Oct 28
$846 AUD
£468 GBP
View
1 more retailer has this diamond
Prices start from $540 AUDSave up to $305 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
0.98ct Round
$540 AUD