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Round|Lab Grown|IGI

3.08ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG685591086

Shape and cutting style on the report: Round brilliant

Certificate IGI LG685591086

Diamond specifications and retailer prices

From $500 AUD
As of November 5, 2026
Save $2,028 AUD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,528 AUD 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG685591086 or 685591086. Listed at 14 retailers as of November 4, 2026, with prices from $500 to $2,528, a $2,028 spread on the same certified stone. Rare Carat lists it at $2,528. 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 angle34.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685591086
Dimensions9.37 × 9.41 × 5.74 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
9.37 mm9.41 mm3.08 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685591086
Side View
Table 57.0%Crown 34.7°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.1%

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: $2,528 AUD|Low: $500 AUD|High: $6,054 AUD|Avg: $1,658 AUD|-3.3%
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
November 5, 2026
Retailer 11$500 AUD
Retailer 10$580 AUD
Retailer 12$620 AUD
Retailer 4$694 AUD
Retailer 2$823 AUD
Retailer 15$836 AUD
Retailer 3$994 AUD
Retailer 6$996 AUD
Retailer 9$1,101 AUD
Retailer 5$1,360 AUD
Retailer 14$1,818 AUD
Retailer 13$1,994 AUD
Retailer 8$2,416 AUD
Rare Carat$2,528 AUD
Retailer 7$6,054 AUD

9 data points across 15 retailers

14 retailers$500 AUD to $2,528 AUD

A
Cheapest Retailer
-
$500 AUD
A
Retailer 2
-
$580 AUD
View
A
Retailer 3
-
$620 AUD
View
A
Retailer 4
-
$694 AUD
View
A
Retailer 5
-
$823 AUD
View
A
Retailer 6
-
$836 AUD
View
Retailer 7
-
$994 AUD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$996 AUD
View
A
Retailer 9
-
$1,101 AUD
View
A
Retailer 10
-
$1,360 AUD
View
B+
Retailer 11
-
$1,818 AUD
View
B+
Retailer 12
-
$1,994 AUD
View
B
Retailer 13
-
$2,416 AUD
View
Most Expensive
B
Rare Carat
KI0865910KF685 · Nov 4
$2,528 AUD
$1,770 USD
View
13 more retailers have this diamond
Prices start from $500 AUDSave up to $2,028 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
3.08ct Round
$500 AUD