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Round|Lab Grown|IGI

1.34ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG790603872

Shape and cutting style on the report: Round brilliant

Certificate IGI LG790603872

Diamond specifications and retailer prices

From $259 AUD
As of November 6, 2026
Save $1,290 AUD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,549 AUD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.34ct lab-grown round diamond

This 1.34ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG790603872 or 790603872. Listed at 17 retailers as of November 6, 2026, with prices from $259 to $1,549, a $1,290 spread on the same certified stone. Reve Diamonds lists it at $1,549. 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

1.34
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790603872
Dimensions7.12 × 7.16 × 4.32 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.12 mm7.16 mm1.34 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790603872
Side View
Table 58.0%Crown 33.1°Girdle: MediumPavilion 41.1°Culet: NoneDepth 60.5%

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 6
Current: $501 AUD|Low: $259 AUD|High: $1,568 AUD|Avg: $746 AUD|-4.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
November 6, 2026
Retailer 8$259 AUD
Retailer 2$295 AUD
Retailer 3$496 AUD
Retailer 1$501 AUD
Retailer 10$522 AUD
Retailer 7$636 AUD
Retailer 5$779 AUD
Retailer 6$978 AUD
Retailer 9$1,004 AUD
Retailer 4$1,342 AUD
Reve Diamonds$1,549 AUD

43 data points across 11 retailers

17 retailers$259 AUD to $1,549 AUD

Retailer 1
-
$228 AUD
Price last confirmed 37 days ago
Retailer 2
-
$239 AUD
View
Price last confirmed 46 days ago
A
Retailer 3
-
$259 AUD
View
Final sale: no returns
Retailer 4
-
$277 AUD
View
Price last confirmed 46 days ago
Retailer 5
-
$291 AUD
View
Price last confirmed 44 days ago
Retailer 6
-
$295 AUD
View
Price last confirmed 36 days ago
A
Retailer 7
-
$496 AUD
View
A
Retailer 8
-
$501 AUD
View
B+
Retailer 9
-
$522 AUD
View
A
Retailer 10
-
$636 AUD
View
B+
Retailer 11
-
$779 AUD
View
Retailer 12
-
$949 AUD
View
Price last confirmed 38 days ago
Retailer 13
-
$949 AUD
View
Price last confirmed 47 days ago
B+
Retailer 14
-
$978 AUD
View
B+
Retailer 15
-
$1,004 AUD
View
B
Retailer 16
-
$1,342 AUD
View
Most Expensive
B
Reve Diamonds
C4CC4FD3F · Nov 6
$1,549 AUD
$1,064 USD
View
16 more retailers have this diamond
Prices start from $259 AUDSave up to $1,290 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
1.34ct Round
$259 AUD