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Round|Lab Grown|IGI

3.08ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG841680464

Shape and cutting style on the report: Round brilliant

Certificate IGI LG841680464

Diamond specifications and retailer prices

From $596 NZD
$336 USD
As of November 1, 2026
Save $3,059 NZD (84%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,655 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.08ct lab-grown round diamond

This 3.08ct lab-grown round 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 LG841680464 or 841680464. Listed at 3 retailers as of October 31, 2026, with prices from $596 to $3,655, a $3,059 spread on the same certified stone. Brilliant Earth lists it at $3,655. 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

3.08
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841680464
Dimensions9.29 × 9.35 × 5.76 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
9.29 mm9.35 mm3.08 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841680464
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 61.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $1,210 NZD|Low: $596 NZD|High: $1,302 NZD|Avg: $1,160 NZD|-7.1%
Retailer 1
Retailer 2
November 2, 2026
Retailer 2$596 NZD
Retailer 1$1,210 NZD

13 data points across 2 retailers

3 retailers$596 NZD to $3,655 NZD

A
Cheapest Retailer
-
$596 NZD
$336 USD
Final sale: no returns
A
Retailer 2
-
$1,210 NZD
£537 GBP
View
Most Expensive
B
Brilliant Earth
21714775A · Oct 31
$3,655 NZD
$2,060 USD
View
2 more retailers have this diamond
Prices start from $596 NZDSave up to $3,059 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
3.08ct Round
$596 NZD