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3.58ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG619430903

Shape and cutting style on the report: Round brilliant

Certificate IGI LG619430903

Diamond specifications and retailer prices

From $732 NZD
$412 USD
As of October 26, 2026
Save $5,773 NZD (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,505 NZD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.58ct lab-grown round diamond

This 3.58ct 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 LG619430903 or 619430903. Listed at 10 retailers as of October 26, 2026, with prices from $732 to $6,505, a $5,773 spread on the same certified stone. Do Amore Diamonds lists it at $6,505. 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

3.58
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG619430903
Dimensions9.91 × 9.85 × 5.96 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
9.91 mm9.85 mm3.58 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG619430903
Side View
Table 59.0%Crown 33.4°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 60.3%

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: Oct 26
Current: $6,505 NZD|Low: $606 NZD|High: $6,736 NZD|Avg: $2,544 NZD|-3.4%
Do Amore Diamonds
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
October 28, 2026
Retailer 13$732 NZD
Retailer 7$821 NZD
Retailer 3$850 NZD
Retailer 11$1,436 NZD
Retailer 2$1,440 NZD
Retailer 6$1,781 NZD
Retailer 4$1,827 NZD
Retailer 5$1,886 NZD
Retailer 12$2,319 NZD
Retailer 9$2,547 NZD
Retailer 10$3,222 NZD
Retailer 8$3,702 NZD
Retailer 14$4,408 NZD
Do Amore Diamonds$6,505 NZD

18 data points across 14 retailers

10 retailers$732 NZD to $6,505 NZD

A
Cheapest Retailer
-
$732 NZD
$412 USD
A
Retailer 2
-
$821 NZD
$462 USD
View
B+
Retailer 3
-
$1,436 NZD
$808 USD
View
A
Retailer 4
-
$1,440 NZD
$810 USD
View
B+
Retailer 5
-
$2,319 NZD
$1,305 USD
View
Retailer 6
-
$2,547 NZD
$1,433 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$3,222 NZD
$1,813 USD
View
B
Retailer 8
-
$3,702 NZD
£1,640 GBP
View
B
Retailer 9
-
$4,408 NZD
$2,480 USD
View
Most Expensive
B
Do Amore Diamonds
27-5A576A008 · Oct 29
$6,505 NZD
$3,660 USD
View
9 more retailers have this diamond
Prices start from $732 NZDSave up to $5,773 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
3.58ct Round
$732 NZD