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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 €138 EUR
$154 USD
As of November 2, 2026
Save €1,187 EUR (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,325 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 €138 to €1,325, a €1,187 spread on the same certified stone. Do Amore Diamonds lists it at €1,325. 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
Color
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: €338 EUR|Low: €132 EUR|High: €896 EUR|Avg: €402 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€138 EUR
Retailer 12€155 EUR
Retailer 10€172 EUR
Retailer 7€206 EUR
Retailer 11€314 EUR
Retailer 1€338 EUR
Retailer 2€364 EUR
Retailer 3€393 EUR
Retailer 6€492 EUR
Retailer 8€582 EUR
Retailer 4€673 EUR
Retailer 5€884 EUR

44 data points across 12 retailers

16 retailers€138 EUR to €1,325 EUR

A
Cheapest Retailer
-
€138 EUR
$154 USD
A
Retailer 2
-
€155 EUR
$173 USD
View
Final sale: no returns
A
Retailer 3
-
€160 EUR
$179 USD
View
Retailer 4
-
€172 EUR
$192 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
€172 EUR
$192 USD
View
A
Retailer 6
-
€195 EUR
$218 USD
View
A
Retailer 7
-
€206 EUR
$230 USD
View
B+
Retailer 8
-
€314 EUR
$351 USD
View
B+
Retailer 9
-
€338 EUR
£297 GBP
View
B+
Retailer 10
-
€364 EUR
$407 USD
View
B+
Retailer 11
-
€492 EUR
$550 USD
View
B
Retailer 12
-
€582 EUR
$650 USD
View
B
Retailer 13
-
€609 EUR
$680 USD
View
B
Retailer 14
-
€764 EUR
$854 USD
View
B
Retailer 15
-
€884 EUR
£778 GBP
View
Most Expensive
B
Do Amore Diamonds
27-9711123FE · Nov 2
€1,325 EUR
$1,480 USD
View
15 more retailers have this diamond
Prices start from €138 EURSave up to €1,187 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
€138 EUR