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Round|Lab Grown|IGI

3.08ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG735588301

Shape and cutting style on the report: Round brilliant

Certificate IGI LG735588301

Diamond specifications and retailer prices

From $662 NZD
As of November 5, 2026
Save $3,305 NZD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,967 NZD at Brilliant Earth · As of November 5, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG735588301 or 735588301. Listed at 18 retailers as of November 5, 2026, with prices from $662 to $3,967, a $3,305 spread on the same certified stone. Brilliant Earth lists it at $3,967. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735588301
Dimensions9.32 × 9.35 × 5.76 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.32 mm9.35 mm3.08 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735588301
Side View
Table 56.0%Crown 33.7°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.7%

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 5
Current: $3,967 NZD|Low: $648 NZD|High: $3,967 NZD|Avg: $1,743 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 6$662 NZD
Retailer 9$756 NZD
Retailer 16$768 NZD
Retailer 4$820 NZD
Retailer 5$820 NZD
Retailer 14$1,085 NZD
Retailer 8$1,103 NZD
Retailer 13$1,320 NZD
Retailer 2$1,464 NZD
Retailer 3$1,516 NZD
Retailer 17$1,708 NZD
Retailer 15$2,021 NZD
Retailer 12$2,407 NZD
Retailer 7$2,638 NZD
Retailer 11$3,149 NZD
Retailer 10$3,198 NZD
Brilliant Earth$3,967 NZD

44 data points across 17 retailers

18 retailers$662 NZD to $3,967 NZD

A
Cheapest Retailer
-
$662 NZD
A
Retailer 2
-
$756 NZD
View
Final sale: no returns
A
Retailer 3
-
$768 NZD
View
A
Retailer 4
-
$820 NZD
View
Retailer 5
-
$820 NZD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$1,085 NZD
View
B+
Retailer 7
-
$1,103 NZD
View
A
Retailer 8
-
$1,320 NZD
View
A
Retailer 9
-
$1,464 NZD
View
A
Retailer 10
-
$1,516 NZD
View
B+
Retailer 11
-
$1,708 NZD
View
B+
Retailer 12
-
$2,021 NZD
View
B+
Retailer 13
-
$2,087 NZD
View
B+
Retailer 14
-
$2,407 NZD
View
B+
Retailer 15
-
$2,638 NZD
View
B
Retailer 16
-
$3,149 NZD
View
B
Retailer 17
-
$3,198 NZD
View
Most Expensive
B
Brilliant Earth
15921516A · Nov 5
$3,967 NZD
$2,230 USD
View
17 more retailers have this diamond
Prices start from $662 NZDSave up to $3,305 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
$662 NZD