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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 €137 EUR
$154 USD
As of November 2, 2026
Save €1,182 EUR (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,320 EUR 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 €137 to €1,320, a €1,182 spread on the same certified stone. Do Amore Diamonds lists it at €1,320. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €336 EUR|Low: €132 EUR|High: €892 EUR|Avg: €401 EUR|+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€137 EUR
Retailer 12€154 EUR
Retailer 10€171 EUR
Retailer 7€205 EUR
Retailer 11€313 EUR
Retailer 1€336 EUR
Retailer 2€363 EUR
Retailer 3€391 EUR
Retailer 6€490 EUR
Retailer 8€580 EUR
Retailer 4€670 EUR
Retailer 5€881 EUR

44 data points across 12 retailers

16 retailers€137 EUR to €1,320 EUR

A
Cheapest Retailer
-
€137 EUR
$154 USD
A
Retailer 2
-
€154 EUR
$173 USD
View
Final sale: no returns
A
Retailer 3
-
€160 EUR
$179 USD
View
Retailer 4
-
€171 EUR
$192 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
€171 EUR
$192 USD
View
A
Retailer 6
-
€194 EUR
$218 USD
View
A
Retailer 7
-
€205 EUR
$230 USD
View
B+
Retailer 8
-
€313 EUR
$351 USD
View
B+
Retailer 9
-
€336 EUR
£297 GBP
View
B+
Retailer 10
-
€363 EUR
$407 USD
View
B+
Retailer 11
-
€490 EUR
$550 USD
View
B
Retailer 12
-
€580 EUR
$650 USD
View
B
Retailer 13
-
€606 EUR
$680 USD
View
B
Retailer 14
-
€761 EUR
$854 USD
View
B
Retailer 15
-
€881 EUR
£778 GBP
View
Most Expensive
B
Do Amore Diamonds
27-9711123FE · Nov 2
€1,320 EUR
$1,480 USD
View
15 more retailers have this diamond
Prices start from €137 EURSave up to €1,182 EUR

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
€137 EUR