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Heart|Lab Grown|IGI

0.91ct J SI1 Heart Lab Grown Diamond

VG • J/SI1 • IGI LG569312460

Certificate IGI LG569312460

Diamond specifications and retailer prices

From $1,889 NZD
As of November 6, 2026
Save $1,380 NZD (42%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $3,268 NZD at 77 Diamonds · As of November 5, 2026
View at 77 Diamonds

About this 0.91ct lab-grown heart diamond

This 0.91ct lab-grown heart sits in the just-under-one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG569312460 or 569312460. Listed at 2 retailers as of November 5, 2026, with prices from $1,889 to $3,268, a $1,380 spread on the same certified stone. 77 Diamonds lists it at $3,268. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.91
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG569312460
Dimensions5.50 × 6.55 × 4.08 mm
L/W Ratio1.19
Top View
5.50 mm6.55 mm0.91 ctJ / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG569312460
Side View
Table 56.5%CrownGirdle: Very ThickPavilionCuletDepth 62.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,268 NZD|Low: $1,889 NZD|High: $3,306 NZD|Avg: $2,606 NZD|+1.3%
77 Diamonds
Retailer 2
Retailer 3
November 6, 2026
Retailer 2$1,889 NZD
Retailer 3$2,605 NZD
77 Diamonds$3,268 NZD

45 data points across 3 retailers

2 retailers$1,889 NZD to $3,268 NZD

B+
Cheapest Retailer
-
$1,889 NZD
Most Expensive
B
77 Diamonds
HSCP7KRGXATA · Nov 5
$3,268 NZD
£1,427 GBP
View
1 more retailer has this diamond
Prices start from $1,889 NZDSave up to $1,380 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.

B+
0.91ct Heart
$1,889 NZD