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Radiant|Lab Grown|IGI

0.89ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG574346455

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG574346455

Diamond specifications and retailer prices

From $219 AUD
$154 USD
As of November 2, 2026
Save $1,888 AUD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,107 AUD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 0.89ct lab-grown radiant diamond

This 0.89ct lab-grown radiant sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG574346455 or 574346455. Listed at 16 retailers as of November 2, 2026, with prices from $219 to $2,107, a $1,888 spread on the same certified stone. Do Amore Diamonds lists it at $2,107. 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

0.89
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG574346455
Dimensions6.75 × 4.79 × 3.20 mm
L/W Ratio1.41
Culet sizePointed
Top View
6.75 mm4.79 mm0.89 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG574346455
Side View
Table 69.0%Crown 32.3°Girdle: STK-THKPavilion 35.8°Culet: NoneDepth 66.8%

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 2
Current: $537 AUD|Low: $211 AUD|High: $1,425 AUD|Avg: $640 AUD|+4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 9$219 AUD
Retailer 12$246 AUD
Retailer 10$273 AUD
Retailer 7$327 AUD
Retailer 11$500 AUD
Retailer 1$537 AUD
Retailer 2$579 AUD
Retailer 3$624 AUD
Retailer 6$783 AUD
Retailer 8$925 AUD
Retailer 4$1,070 AUD
Retailer 5$1,407 AUD

44 data points across 12 retailers

16 retailers$219 AUD to $2,107 AUD

A
Cheapest Retailer
-
$219 AUD
$154 USD
A
Retailer 2
-
$246 AUD
$173 USD
View
Final sale: no returns
A
Retailer 3
-
$255 AUD
$179 USD
View
Retailer 4
-
$273 AUD
$192 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$273 AUD
$192 USD
View
A
Retailer 6
-
$310 AUD
$218 USD
View
A
Retailer 7
-
$327 AUD
$230 USD
View
B+
Retailer 8
-
$500 AUD
$351 USD
View
B+
Retailer 9
-
$537 AUD
£297 GBP
View
B+
Retailer 10
-
$579 AUD
$407 USD
View
B+
Retailer 11
-
$783 AUD
$550 USD
View
B
Retailer 12
-
$925 AUD
$650 USD
View
B
Retailer 13
-
$968 AUD
$680 USD
View
B
Retailer 14
-
$1,215 AUD
$854 USD
View
B
Retailer 15
-
$1,407 AUD
£778 GBP
View
Most Expensive
B
Do Amore Diamonds
27-9711123FE · Nov 2
$2,107 AUD
$1,480 USD
View
15 more retailers have this diamond
Prices start from $219 AUDSave up to $1,888 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
0.89ct Radiant
$219 AUD