CaratHunter
Plans
Emerald|Lab Grown|IGI

1.04ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG670445502

Shape and cutting style on the report: Emerald cut

Certificate IGI LG670445502

Diamond specifications and retailer prices

From £91 GBP
$121 USD
As of October 29, 2026
Save £273 GBP (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £363 GBP at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 1.04ct lab-grown emerald diamond

This 1.04ct lab-grown emerald sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG670445502 or 670445502. Listed at 9 retailers as of October 28, 2026, with prices from £91 to £363, a £273 spread on the same certified stone. NZ Jewellers lists it at £363. 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

1.04
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670445502
Dimensions7.03 × 4.77 × 3.22 mm
L/W Ratio1.47
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.03 mm4.77 mm1.04 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670445502
Side View
Table 64.0%Crown 33.7°Girdle: MED-STKPavilion 40.2°Culet: LargeDepth 67.5%

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 29
Current: £363 GBP|Low: £91 GBP|High: £811 GBP|Avg: £299 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 6£91 GBP
Retailer 13£106 GBP
Retailer 7£120 GBP
Retailer 11£135 GBP
Retailer 3£193 GBP
Retailer 12£215 GBP
Retailer 10£219 GBP
Retailer 2£233 GBP
Retailer 8£300 GBP
NZ Jewellers£363 GBP
Retailer 9£372 GBP
Retailer 4£481 GBP
Retailer 5£811 GBP

4 data points across 13 retailers

9 retailers£91 GBP to £363 GBP

A
Cheapest Retailer
-
£91 GBP
$121 USD
A
Retailer 2
-
£106 GBP
$141 USD
View
A
Retailer 3
-
£120 GBP
$160 USD
View
A
Retailer 4
-
£135 GBP
HK$1,400 HKD
View
A
Retailer 5
-
£215 GBP
View
B+
Retailer 6
-
£219 GBP
$291 USD
View
A
Retailer 7
-
£233 GBP
View
B+
Retailer 8
-
£300 GBP
$400 USD
View
Most Expensive
B+
NZ Jewellers
8f12370f-6714-4a4d-9082-ff69e541b1c7 · Oct 28
£363 GBP
$484 USD
View
8 more retailers have this diamond
Prices start from £91 GBPSave up to £273 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
1.04ct Emerald
£91 GBP