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Round|Lab Grown|IGI

3.08ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG715503385

Shape and cutting style on the report: Round brilliant

Certificate IGI LG715503385

Diamond specifications and retailer prices

From $648 NZD
As of November 5, 2026
Save $2,910 NZD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,558 NZD at Rare Carat · As of November 4, 2026
View at Rare Carat

About this 3.08ct lab-grown round diamond

This 3.08ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG715503385 or 715503385. Listed at 15 retailers as of November 4, 2026, with prices from $648 to $3,558, a $2,910 spread on the same certified stone. Rare Carat lists it at $3,558. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG715503385
Dimensions9.41 × 9.45 × 5.68 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
9.41 mm9.45 mm3.08 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG715503385
Side View
Table 59.0%Crown 34.4°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.2%

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: Nov 5
Current: $3,558 NZD|Low: $648 NZD|High: $5,959 NZD|Avg: $1,991 NZD|-27.4%
Rare Carat
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
November 5, 2026
Retailer 12$648 NZD
Retailer 7$751 NZD
Retailer 6$802 NZD
Retailer 16$888 NZD
Retailer 2$1,066 NZD
Retailer 13$1,067 NZD
Retailer 14$1,279 NZD
Retailer 4$1,284 NZD
Retailer 15$1,366 NZD
Retailer 9$1,430 NZD
Retailer 3$1,975 NZD
Retailer 11$2,355 NZD
Retailer 5$2,581 NZD
Retailer 10$3,138 NZD
Rare Carat$3,558 NZD
Retailer 8$5,959 NZD

10 data points across 16 retailers

15 retailers$648 NZD to $3,558 NZD

A
Cheapest Retailer
-
$648 NZD
A
Retailer 2
-
$751 NZD
View
A
Retailer 3
-
$802 NZD
View
A
Retailer 4
-
$888 NZD
View
A
Retailer 5
-
$1,066 NZD
View
A
Retailer 6
-
$1,067 NZD
View
Retailer 7
-
$1,279 NZD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$1,284 NZD
View
A
Retailer 9
-
$1,366 NZD
View
A
Retailer 10
-
$1,430 NZD
View
B+
Retailer 11
-
$1,975 NZD
View
B+
Retailer 12
-
$2,355 NZD
View
B
Retailer 13
-
$2,581 NZD
View
B
Retailer 14
-
$3,138 NZD
View
Most Expensive
B
Rare Carat
KI3855033KF715 · Nov 4
$3,558 NZD
$2,000 USD
View
14 more retailers have this diamond
Prices start from $648 NZDSave up to $2,910 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
$648 NZD