Emerald|Lab Grown|IGI

0.91ct J SI1 Emerald Lab Grown Diamond

ID • J/SI1 • IGI LG10686204

Shape and cutting style on the report: Emerald cut

Certificate IGI LG10686204

Diamond specifications and retailer prices

From £201 GBP
HK$2,100 HKD
As of October 30, 2026
Save £152 GBP (43%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £359 GBP at Wholesale Diamonds Direct · As of October 13, 2026
View at Wholesale Diamonds Direct

About this 0.91ct lab-grown emerald diamond

This 0.91ct lab-grown emerald sits in the just-under-one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG10686204 or 10686204. Listed at 4 retailers as of October 30, 2026, with a 76% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.91
Carat
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishGood
SymmetryVery Good
FluorescenceNone
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG10686204
Dimensions6.75 × 4.79 × 3.09 mm
L/W Ratio1.41
Culet sizeNone
Top View
6.75 mm4.79 mm0.91 ctJ / SI1
OriginLab Grown
CutIdeal
PolishGood
SymmetryVery Good
FluorescenceNone
CertificateIGI LG10686204
Side View
Table 68.0%CrownGirdle: ThickPavilion 39.5°Culet: NoneDepth 64.5%

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 30
Current: £311 GBP|Low: £201 GBP|High: £718 GBP|Avg: £382 GBP|+6.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Wholesale Diamonds Direct
October 11, 2026
Retailer 4£201 GBP
Retailer 1£311 GBP
Retailer 2£353 GBP
Wholesale Diamonds Direct£359 GBP
Retailer 3£718 GBP

6 data points across 5 retailers

4 retailers£201 GBP to £353 GBP

A
Cheapest Retailer
-
£201 GBP
HK$2,100 HKD
B+
Retailer 2
-
£311 GBP
$417 USD
View
B+
Retailer 3
-
£353 GBP
$473 USD
View
Most Expensive
Wholesale Diamonds Direct
91627259 · Oct 13
£359 GBP
$480 USD
View
Price last confirmed 17 days ago
3 more retailers have this diamond
Prices start from £201 GBPSave up to £152 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
0.91ct Emerald
£201 GBP