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Heart|Lab Grown|IGI

3.72ct H SI1 Heart Lab Grown Diamond

ID • H/SI1 • IGI LG476157441

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG476157441

Diamond specifications and retailer prices

From $4,712 NZD
$2,650 USD
As of November 2, 2026
Save $28,762 NZD (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $33,473 NZD at MOH London · As of November 3, 2026
View at MOH London

About this 3.72ct lab-grown heart diamond

This 3.72ct lab-grown heart sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG476157441 or 476157441. Listed at 12 retailers as of November 2, 2026, with prices from $4,712 to $33,473, a $28,762 spread on the same certified stone. MOH London lists it at $33,473. 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

3.72
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG476157441
Dimensions10.75 × 9.32 × 6.21 mm
L/W Ratio1.15
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
10.75 mm9.32 mm3.72 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG476157441
Side View
Table 62.5%Crown 37°Girdle: MED-THKPavilion 40°Culet: NoneDepth 57.8%

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 2
Current: $33,473 NZD|Low: $4,712 NZD|High: $33,921 NZD|Avg: $19,671 NZD
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
November 2, 2026
Retailer 7$4,712 NZD
Retailer 9$15,849 NZD
Retailer 13$16,484 NZD
Retailer 3$17,750 NZD
Retailer 4$18,207 NZD
Retailer 10$18,385 NZD
Retailer 14$18,385 NZD
Retailer 5$18,523 NZD
Retailer 8$20,125 NZD
Retailer 12$20,676 NZD
Retailer 11$21,265 NZD
Retailer 2$23,515 NZD
Retailer 6$23,685 NZD
MOH London$33,473 NZD

38 data points across 14 retailers

12 retailers$4,712 NZD to $33,473 NZD

A
Cheapest Retailer
-
$4,712 NZD
$2,650 USD
B
Retailer 2
-
$15,849 NZD
$8,914 USD
View
B
Retailer 3
-
$16,484 NZD
$9,271 USD
View
B
Retailer 4
-
$17,750 NZD
$9,983 USD
View
Final sale: no returns
B
Retailer 5
-
$18,207 NZD
$10,240 USD
View
Retailer 6
-
$18,385 NZD
$10,340 USD
View
Price last confirmed 21 days ago
B
Retailer 7
-
$18,385 NZD
$10,340 USD
View
B
Retailer 8
-
$20,125 NZD
$11,319 USD
View
B
Retailer 9
-
$20,676 NZD
$11,629 USD
View
B
Retailer 10
-
$21,265 NZD
$11,960 USD
View
B
Retailer 11
-
$23,515 NZD
£10,414 GBP
View
Most Expensive
B
MOH London
LG476157441 · Nov 3
$33,473 NZD
£14,824 GBP
View
11 more retailers have this diamond
Prices start from $4,712 NZDSave up to $28,762 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
3.72ct Heart
$4,712 NZD