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Heart|Lab Grown|IGI

0.90ct D SI2 Heart Lab Grown Diamond

ID • D/SI2 • IGI LG696578935

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG696578935

Diamond specifications and retailer prices

From £111 GBP
$149 USD
As of October 30, 2026
Save £332 GBP (75%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £443 GBP at NZ Jewellers · As of October 29, 2026
View at NZ Jewellers

About this 0.9ct lab-grown heart diamond

This 0.9ct lab-grown heart sits in the just-under-one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG696578935 or 696578935. Listed at 10 retailers as of October 29, 2026, with prices from £111 to £443, a £332 spread on the same certified stone. NZ Jewellers lists it at £443. 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

0.90
Carat
D
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG696578935
Dimensions6.13 × 6.89 × 3.71 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.13 mm6.89 mm0.90 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696578935
Side View
Table 59.0%Crown 32°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 53.8%

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: Oct 30
Current: £443 GBP|Low: £111 GBP|High: £582 GBP|Avg: £269 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 13£111 GBP
Retailer 12£129 GBP
Retailer 6£138 GBP
Retailer 11£162 GBP
Retailer 3£180 GBP
Retailer 2£185 GBP
Retailer 8£221 GBP
Retailer 9£253 GBP
Retailer 10£284 GBP
Retailer 7£316 GBP
NZ Jewellers£443 GBP
Retailer 4£460 GBP
Retailer 5£582 GBP

4 data points across 13 retailers

10 retailers£111 GBP to £443 GBP

A
Cheapest Retailer
-
£111 GBP
$149 USD
A
Retailer 2
-
£129 GBP
$173 USD
View
A
Retailer 3
-
£138 GBP
$185 USD
View
A
Retailer 4
-
£162 GBP
HK$1,700 HKD
View
A
Retailer 5
-
£185 GBP
View
B+
Retailer 6
-
£221 GBP
$296 USD
View
B+
Retailer 7
-
£253 GBP
$339 USD
View
B
Retailer 8
-
£284 GBP
View
B
Retailer 9
-
£316 GBP
$424 USD
View
Most Expensive
B
NZ Jewellers
2fb0807c-94db-4cc2-8071-a62814ad02d5 · Oct 29
£443 GBP
$594 USD
View
9 more retailers have this diamond
Prices start from £111 GBPSave up to £332 GBP

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
0.90ct Heart
£111 GBP