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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 $257 USD
As of October 30, 2026
Save $1,169 USD (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,426 USD at With Clarity · As of October 31, 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 17 retailers as of October 30, 2026, with prices from $257 to $1,426, a $1,169 spread on the same certified stone. With Clarity lists it at $1,426. 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
Color
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

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 30
Current: $1,279 USD|Low: $206 USD|High: $1,397 USD|Avg: $616 USD
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 1, 2026
Retailer 12$257 USD
Retailer 3$288 USD
Retailer 2$319 USD
Retailer 13$319 USD
Retailer 7$426 USD
Retailer 11$480 USD
Retailer 6$519 USD
Retailer 5$531 USD
Retailer 14$533 USD
Retailer 8$548 USD
Retailer 4$584 USD
Retailer 9$744 USD
Retailer 10$806 USD
Retailer 1$1,279 USD
With Clarity$1,397 USD

40 data points across 15 retailers

17 retailers$257 USD to $1,426 USD

A
Cheapest Retailer
-
$257 USD
A
Retailer 2
-
$288 USD
View
Final sale: no returns
A
Retailer 3
-
$298 USD
View
A
Retailer 4
-
$319 USD
View
Retailer 5
-
$319 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$426 USD
£336 GBP
View
A
Retailer 7
-
$480 USD
View
A
Retailer 8
-
$531 USD
View
A
Retailer 9
-
$533 USD
View
A
Retailer 10
-
$548 USD
ZAR 8,857 ZAR
View
B+
Retailer 11
-
$584 USD
View
B+
Retailer 12
-
$744 USD
A$1,144 AUD
View
B
Retailer 13
-
$806 USD
View
B
Retailer 14
-
$1,026 USD
View
B
Retailer 15
-
$1,077 USD
View
B
Retailer 16
-
$1,279 USD
£1,007 GBP
View
Most Expensive
B
With Clarity
683595165 · Oct 31
$1,426 USD
View
16 more retailers have this diamond
Prices start from $257 USDSave up to $1,169 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
1.55ct Heart
$257 USD