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Heart|Lab Grown|IGI

0.98ct D SI1 Heart Lab Grown Diamond

ID • D/SI1 • IGI LG805672418

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG805672418

Diamond specifications and retailer prices

From €126 EUR
$140 USD
As of October 23, 2026
Save €656 EUR (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €781 EUR at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 0.98ct lab-grown heart diamond

This 0.98ct lab-grown heart sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG805672418 or 805672418. Listed at 17 retailers as of October 23, 2026, with prices from €126 to €781, a €656 spread on the same certified stone. Brilliant Earth lists it at €781. 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

0.98
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805672418
Dimensions6.73 × 6.58 × 3.92 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.73 mm6.58 mm0.98 ctD / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG805672418
Side View
Table 58.0%Crown 35.7°Girdle: STK-THKPavilion 41.1°Culet: NoneDepth 58.2%

Caratlytics Score

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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 23
Current: €781 EUR|Low: €121 EUR|High: €808 EUR|Avg: €356 EUR|-3.3%
Brilliant Earth
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
Retailer 16
October 29, 2026
Retailer 3€126 EUR
Retailer 16€141 EUR
Retailer 15€146 EUR
Retailer 8€156 EUR
Retailer 12€207 EUR
Retailer 6€260 EUR
Retailer 9€266 EUR
Retailer 2€268 EUR
Retailer 14€291 EUR
Retailer 10€336 EUR
Retailer 5€375 EUR
Retailer 13€396 EUR
Retailer 7€431 EUR
Retailer 4€503 EUR
Retailer 11€732 EUR
Brilliant Earth€781 EUR

43 data points across 16 retailers

17 retailers€126 EUR to €781 EUR

A
Cheapest Retailer
-
€126 EUR
$140 USD
A
Retailer 2
-
€141 EUR
$157 USD
View
Final sale: no returns
A
Retailer 3
-
€146 EUR
$163 USD
View
A
Retailer 4
-
€156 EUR
$174 USD
View
A
Retailer 5
-
€184 EUR
HK$1,600 HKD
View
A
Retailer 6
-
€207 EUR
£182 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
€260 EUR
$289 USD
View
A
Retailer 8
-
€266 EUR
£233 GBP
View
B+
Retailer 9
-
€268 EUR
View
B+
Retailer 10
-
€291 EUR
$324 USD
View
B+
Retailer 11
-
€336 EUR
£295 GBP
View
B+
Retailer 12
-
€375 EUR
$418 USD
View
B+
Retailer 13
-
€396 EUR
$441 USD
View
B
Retailer 14
-
€431 EUR
SGD 648 SGD
View
B
Retailer 15
-
€503 EUR
$560 USD
View
B
Retailer 16
-
€732 EUR
£642 GBP
View
Most Expensive
B
Brilliant Earth
20781580A · Oct 28
€781 EUR
$870 USD
View
16 more retailers have this diamond
Prices start from €126 EURSave up to €656 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
0.98ct Heart
€126 EUR