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Heart|Lab Grown|IGI

0.85ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG805672173

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG805672173

Diamond specifications and retailer prices

From $222 AUD
$156 USD
As of October 23, 2026
Save $1,070 AUD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,293 AUD at MOH London · As of October 25, 2026
View at MOH London

About this 0.85ct lab-grown heart diamond

This 0.85ct lab-grown heart sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG805672173 or 805672173. Listed at 17 retailers as of October 23, 2026, with prices from $222 to $1,293, a $1,070 spread on the same certified stone. MOH London lists it at $1,293. 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

0.85
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle29.1°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805672173
Dimensions6.46 × 6.17 × 3.81 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.46 mm6.17 mm0.85 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG805672173
Side View
Table 59.0%Crown 29.1°Girdle: STK-THKPavilion 41.2°Culet: NoneDepth 59.0%

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: Oct 23
Current: $1,293 AUD|Low: $212 AUD|High: $1,305 AUD|Avg: $564 AUD|-0.8%
MOH London
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
October 28, 2026
Retailer 12$222 AUD
Retailer 4$249 AUD
Retailer 6$258 AUD
Retailer 3$276 AUD
Retailer 8$401 AUD
Retailer 11$466 AUD
Retailer 9$481 AUD
Retailer 15$502 AUD
Retailer 7$586 AUD
Retailer 14$612 AUD
Retailer 10$713 AUD
Retailer 2$751 AUD
Retailer 5$883 AUD
Retailer 13$887 AUD
MOH London$1,293 AUD

36 data points across 15 retailers

17 retailers$222 AUD to $1,293 AUD

A
Cheapest Retailer
-
$222 AUD
$156 USD
A
Retailer 2
-
$249 AUD
$175 USD
View
Final sale: no returns
A
Retailer 3
-
$258 AUD
$181 USD
View
A
Retailer 4
-
$276 AUD
$194 USD
View
A
Retailer 5
-
$310 AUD
HK$1,700 HKD
View
B+
Retailer 6
-
$342 AUD
$240 USD
View
B+
Retailer 7
-
$401 AUD
£222 GBP
View
B+
Retailer 8
-
$466 AUD
€312 EUR
View
B+
Retailer 9
-
$481 AUD
£266 GBP
View
B
Retailer 10
-
$502 AUD
$353 USD
View
Retailer 11
-
$586 AUD
£324 GBP
View
Price last confirmed 33 days ago
B
Retailer 12
-
$612 AUD
$430 USD
View
B
Retailer 13
-
$713 AUD
$501 USD
View
B
Retailer 14
-
$751 AUD
SGD 713 SGD
View
B
Retailer 15
-
$883 AUD
$620 USD
View
B
Retailer 16
-
$887 AUD
$623 USD
View
Most Expensive
B
MOH London
LG805672173 · Oct 25
$1,293 AUD
£715 GBP
View
16 more retailers have this diamond
Prices start from $222 AUDSave up to $1,070 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
0.85ct Heart
$222 AUD