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Heart|Lab Grown|IGI

1.55ct H VS1 Heart Lab Grown Diamond

EX • H/VS1 • IGI LG683595165

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG683595165

Diamond specifications and retailer prices

From $367 AUD
As of November 4, 2026
Save $1,670 AUD (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,037 AUD at With Clarity · As of November 5, 2026
View at With Clarity

About this 1.55ct lab-grown heart diamond

This 1.55ct lab-grown heart sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG683595165 or 683595165. Listed at 18 retailers as of November 4, 2026, with prices from $367 to $2,037, a $1,670 spread on the same certified stone. With Clarity lists it at $2,037. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683595165
Dimensions7.02 × 8.09 × 4.80 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.02 mm8.09 mm1.55 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683595165
Side View
Table 64.0%Crown 37.4°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.3%

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: Nov 4
Current: $604 AUD|Low: $294 AUD|High: $1,996 AUD|Avg: $875 AUD|-1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
With Clarity
November 5, 2026
Retailer 12$367 AUD
Retailer 3$411 AUD
Retailer 2$456 AUD
Retailer 13$456 AUD
Retailer 1$604 AUD
Retailer 11$686 AUD
Retailer 6$740 AUD
Retailer 5$759 AUD
Retailer 14$761 AUD
Retailer 10$786 AUD
Retailer 4$834 AUD
Retailer 9$1,066 AUD
Retailer 8$1,400 AUD
Retailer 7$1,821 AUD
With Clarity$1,996 AUD

42 data points across 15 retailers

18 retailers$367 AUD to $2,037 AUD

A
Cheapest Retailer
-
$367 AUD
A
Retailer 2
-
$411 AUD
View
Final sale: no returns
A
Retailer 3
-
$426 AUD
View
A
Retailer 4
-
$456 AUD
View
Retailer 5
-
$456 AUD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$604 AUD
View
A
Retailer 7
-
$686 AUD
View
A
Retailer 8
-
$759 AUD
View
A
Retailer 9
-
$761 AUD
View
A
Retailer 10
-
$786 AUD
View
B+
Retailer 11
-
$834 AUD
View
B+
Retailer 12
-
$1,066 AUD
View
B+
Retailer 13
-
$1,163 AUD
View
B+
Retailer 14
-
$1,400 AUD
View
B
Retailer 15
-
$1,466 AUD
View
B
Retailer 16
-
$1,538 AUD
View
B
Retailer 17
-
$1,821 AUD
View
Most Expensive
B
With Clarity
683595165 · Nov 5
$2,037 AUD
$1,426 USD
View
17 more retailers have this diamond
Prices start from $367 AUDSave up to $1,670 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
1.55ct Heart
$367 AUD