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Heart|Lab Grown|IGI

3.17ct I VS1 Heart Lab Grown Diamond

ID • I/VS1 • IGI LG570363689

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG570363689

Diamond specifications and retailer prices

From $822 NZD
As of November 4, 2026
Save $3,252 NZD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,074 NZD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.17ct lab-grown heart diamond

This 3.17ct lab-grown heart sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG570363689 or 570363689. Listed at 17 retailers as of November 2, 2026, with prices from $822 to $4,074, a $3,252 spread on the same certified stone. Brilliant Earth lists it at $4,074. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.17
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG570363689
Dimensions9.25 × 10.28 × 5.82 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
9.25 mm10.28 mm3.17 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG570363689
Side View
Table 63.5%Crown 31.5°Girdle: STK-THKPavilion 39.6°Culet: NoneDepth 56.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $4,074 NZD|Low: $701 NZD|High: $6,813 NZD|Avg: $2,116 NZD|-40.2%
Brilliant Earth
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
Retailer 16
Retailer 17
Retailer 18
November 4, 2026
Retailer 10$701 NZD
Retailer 8$776 NZD
Retailer 15$822 NZD
Retailer 18$921 NZD
Retailer 16$1,019 NZD
Retailer 7$1,115 NZD
Retailer 11$1,272 NZD
Retailer 14$1,356 NZD
Retailer 4$1,558 NZD
Retailer 9$1,800 NZD
Retailer 5$2,147 NZD
Retailer 12$2,213 NZD
Retailer 2$2,741 NZD
Retailer 3$3,206 NZD
Retailer 17$3,279 NZD
Retailer 6$3,332 NZD
Retailer 13$3,745 NZD
Brilliant Earth$4,074 NZD

24 data points across 18 retailers

17 retailers$822 NZD to $4,074 NZD

A
Cheapest Retailer
-
$822 NZD
A
Retailer 2
-
$921 NZD
View
A
Retailer 3
-
$1,019 NZD
View
Retailer 4
-
$1,019 NZD
View
Price last confirmed 21 days ago
A
Retailer 5
-
$1,115 NZD
View
A
Retailer 6
-
$1,272 NZD
View
B+
Retailer 7
-
$1,356 NZD
View
A
Retailer 8
-
$1,558 NZD
View
B+
Retailer 9
-
$2,147 NZD
View
B+
Retailer 10
-
$2,213 NZD
View
B+
Retailer 11
-
$2,378 NZD
View
B+
Retailer 12
-
$2,741 NZD
View
B
Retailer 13
-
$3,206 NZD
View
B
Retailer 14
-
$3,279 NZD
View
B
Retailer 15
-
$3,332 NZD
View
B
Retailer 16
-
$3,745 NZD
View
Most Expensive
B
Brilliant Earth
14233871A · Nov 2
$4,074 NZD
$2,290 USD
View
16 more retailers have this diamond
Prices start from $822 NZDSave up to $3,252 NZD

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
3.17ct Heart
$822 NZD