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Round|Lab Grown|IGI

3.07ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG620493179

Shape and cutting style on the report: Round brilliant

Certificate IGI LG620493179

Diamond specifications and retailer prices

From $2,179 NZD
As of November 5, 2026
Save $704 NZD (24%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,884 NZD at The Diamond Guys · As of November 6, 2026
View at The Diamond Guys

About this 3.07ct lab-grown round diamond

This 3.07ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG620493179 or 620493179. Listed at 3 retailers as of November 5, 2026, with prices from $2,179 to $2,884, a $704 spread on the same certified stone. The Diamond Guys lists it at $2,884. 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

3.07
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620493179
Dimensions9.46 × 9.41 × 5.66 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.46 mm9.41 mm3.07 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620493179
Side View
Table 60.0%Crown 33.6°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $612 NZD|Low: $430 NZD|High: $7,436 NZD|Avg: $2,543 NZD|+37.6%
Retailer 1
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
The Diamond Guys
September 19, 2026
Retailer 1$612 NZD
Retailer 13$669 NZD
Retailer 8$678 NZD
Retailer 11$939 NZD
Retailer 12$1,062 NZD
Retailer 9$1,149 NZD
Retailer 10$1,206 NZD
Retailer 14$1,676 NZD
Retailer 2$1,681 NZD
Retailer 3$1,839 NZD
Retailer 15$1,884 NZD
Retailer 4$2,179 NZD
The Diamond Guys$2,884 NZD
Retailer 7$3,325 NZD
Retailer 6$4,607 NZD
Retailer 5$7,436 NZD

68 data points across 16 retailers

3 retailers$2,179 NZD to $2,884 NZD

Retailer 1
-
$669 NZD
Price last confirmed 51 days ago
B+
Retailer 2
-
$2,179 NZD
View
Most Expensive
B
The Diamond Guys
1954434417 · Nov 6
$2,884 NZD
$1,621 USD
View
2 more retailers have this diamond
Prices start from $2,179 NZDSave up to $704 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.

B+
3.07ct Round
$2,179 NZD