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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 $156 USD
As of October 23, 2026
Save $752 USD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $908 USD 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 $156 to $908, a $752 spread on the same certified stone. MOH London lists it at $908. 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
Color
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: $908 USD|Low: $149 USD|High: $917 USD|Avg: $396 USD|-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$156 USD
Retailer 4$175 USD
Retailer 6$181 USD
Retailer 3$194 USD
Retailer 8$281 USD
Retailer 11$328 USD
Retailer 9$338 USD
Retailer 15$353 USD
Retailer 7$412 USD
Retailer 14$430 USD
Retailer 10$501 USD
Retailer 2$528 USD
Retailer 5$620 USD
Retailer 13$623 USD
MOH London$908 USD

36 data points across 15 retailers

17 retailers$156 USD to $908 USD

A
Cheapest Retailer
-
$156 USD
A
Retailer 2
-
$175 USD
View
Final sale: no returns
A
Retailer 3
-
$181 USD
View
A
Retailer 4
-
$194 USD
View
A
Retailer 5
-
$218 USD
HK$1,700 HKD
View
B+
Retailer 6
-
$240 USD
View
B+
Retailer 7
-
$281 USD
£222 GBP
View
B+
Retailer 8
-
$328 USD
€312 EUR
View
B+
Retailer 9
-
$338 USD
£266 GBP
View
B
Retailer 10
-
$353 USD
View
B
Retailer 11
-
$412 USD
£324 GBP
View
Price last confirmed 32 days ago
B
Retailer 12
-
$430 USD
View
B
Retailer 13
-
$501 USD
View
B
Retailer 14
-
$528 USD
SGD 713 SGD
View
B
Retailer 15
-
$620 USD
View
B
Retailer 16
-
$623 USD
View
Most Expensive
B
MOH London
LG805672173 · Oct 25
$908 USD
£715 GBP
View
16 more retailers have this diamond
Prices start from $156 USDSave up to $752 USD

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
$156 USD