Heart|Lab Grown|IGI

0.70ct G SI1 Heart Lab Grown Diamond

ID • G/SI1 • IGI LG619438882

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG619438882

Diamond specifications and retailer prices

From $118 USD
As of October 27, 2026
Save $408 USD (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,354 USD at MOH London · As of October 26, 2026
View at MOH London

About this 0.7ct lab-grown heart diamond

This 0.7ct lab-grown heart sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG619438882 or 619438882. Listed at 8 retailers as of October 26, 2026, with a 346% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.70
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG619438882
Dimensions5.66 × 6.26 × 3.48 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.66 mm6.26 mm0.70 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG619438882
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 55.6%

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 27
Current: $1,354 USD|Low: $114 USD|High: $1,368 USD|Avg: $609 USD|+0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 25, 2026
Retailer 3$118 USD
Retailer 5$197 USD
Retailer 4$286 USD
Retailer 10$450 USD
Retailer 2$526 USD
Retailer 9$530 USD
Retailer 8$588 USD
Retailer 7$603 USD
Retailer 6$1,320 USD
MOH London$1,354 USD

10 data points across 10 retailers

8 retailers$118 USD to $526 USD

A
Cheapest Retailer
-
$118 USD
A
Retailer 2
-
$137 USD
View
A
Retailer 3
-
$286 USD
View
B+
Retailer 4
-
$450 USD
£354 GBP
View
B
Retailer 5
-
$520 USD
View
B
Retailer 6
-
$526 USD
View
B
Retailer 7
-
$1,320 USD
View
Price under review
Most Expensive
B
MOH London
LG619438882 · Oct 26
$1,354 USD
£1,066 GBP
View
Price under review
7 more retailers have this diamond
Prices start from $118 USDSave up to $408 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
0.70ct Heart
$118 USD