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Round|Lab Grown|IGI

3.79ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG625454313

Shape and cutting style on the report: Round brilliant

Certificate IGI LG625454313

Diamond specifications and retailer prices

From $671 AUD
$470 USD
As of October 27, 2026
Save $4,637 AUD (87%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,308 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.79ct lab-grown round diamond

This 3.79ct 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 LG625454313 or 625454313. Listed at 10 retailers as of October 27, 2026, with prices from $671 to $5,308, a $4,637 spread on the same certified stone. Do Amore Diamonds lists it at $5,308. 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

3.79
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625454313
Dimensions10.37 × 7.13 × 4.39 mm
L/W Ratio1.45
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
10.37 mm7.13 mm3.79 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625454313
Side View
Table 60.0%Crown 35.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.4%

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: Oct 27
Current: $5,308 AUD|Low: $497 AUD|High: $5,508 AUD|Avg: $2,209 AUD|-3.6%
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
Retailer 15
October 28, 2026
Retailer 14$598 AUD
Retailer 12$671 AUD
Retailer 3$695 AUD
Retailer 11$1,169 AUD
Retailer 2$1,170 AUD
Retailer 6$1,424 AUD
Retailer 5$1,523 AUD
Retailer 4$1,624 AUD
Retailer 13$1,888 AUD
Retailer 9$2,080 AUD
Retailer 10$2,633 AUD
Retailer 8$3,012 AUD
Retailer 7$3,358 AUD
Retailer 15$3,738 AUD
Do Amore Diamonds$5,308 AUD

20 data points across 15 retailers

10 retailers$671 AUD to $5,308 AUD

Retailer 1
-
$598 AUD
$419 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$671 AUD
$470 USD
View
B+
Retailer 3
-
$1,169 AUD
$819 USD
View
A
Retailer 4
-
$1,170 AUD
$820 USD
View
B+
Retailer 5
-
$1,888 AUD
$1,323 USD
View
Retailer 6
-
$2,080 AUD
$1,458 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$2,633 AUD
$1,845 USD
View
B
Retailer 8
-
$3,012 AUD
£1,662 GBP
View
B
Retailer 9
-
$3,738 AUD
$2,620 USD
View
Most Expensive
B
Do Amore Diamonds
27-A640BF896 · Oct 29
$5,308 AUD
$3,720 USD
View
9 more retailers have this diamond
Prices start from $671 AUDSave up to $4,637 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
3.79ct Round
$671 AUD