Emerald|Natural|IGI

4.51ct J SI1 Emerald Natural Diamond

VG • J/SI1 • IGI 671412256

Shape and cutting style on the report: Emerald cut

Certificate IGI 671412256

Diamond specifications and retailer prices

From £22,441 GBP
$30,068 USD
As of October 26, 2026
Save £12,600 GBP (36%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £35,041 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 4.51ct natural emerald diamond

This 4.51ct natural emerald sits in the three to five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 671412256. Listed at 13 retailers as of October 26, 2026, with prices from £22,441 to £35,041, a £12,600 spread on the same certified stone. MOH London lists it at £35,041. 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

4.51
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.4°
Pavilion angle43.8°
OriginNatural
Grading LabIGI
CertificateIGI 671412256
Dimensions11.24 × 7.87 × 5.44 mm
L/W Ratio1.43
Culet sizeLarge
Top View
11.24 mm7.87 mm4.51 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 671412256
Side View
Table 68.0%Crown 28.4°Girdle: Slightly ThickPavilion 43.8°Culet: LargeDepth 69.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: £35,041 GBP|Low: £22,170 GBP|High: £35,415 GBP|Avg: £26,120 GBP
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
October 27, 2026
Retailer 13£22,441 GBP
Retailer 10£22,518 GBP
Retailer 6£23,007 GBP
Retailer 12£23,340 GBP
Retailer 9£24,021 GBP
Retailer 11£24,733 GBP
Retailer 8£25,969 GBP
Retailer 3£26,793 GBP
Retailer 7£27,039 GBP
Retailer 5£27,531 GBP
Retailer 4£27,824 GBP
Retailer 2£27,929 GBP
MOH London£35,041 GBP

27 data points across 13 retailers

13 retailers£22,441 GBP to £35,041 GBP

A
Cheapest Retailer
-
£22,441 GBP
$30,068 USD
A
Retailer 2
-
£22,518 GBP
$30,171 USD
View
A
Retailer 3
-
£23,007 GBP
View
Retailer 4
-
£23,340 GBP
$31,273 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
£24,021 GBP
$32,185 USD
View
B+
Retailer 6
-
£24,733 GBP
$33,139 USD
View
B+
Retailer 7
-
£25,969 GBP
$34,796 USD
View
B+
Retailer 8
-
£26,793 GBP
$35,900 USD
View
B+
Retailer 9
-
£27,039 GBP
€34,504 EUR
View
B+
Retailer 10
-
£27,531 GBP
$36,888 USD
View
B+
Retailer 11
-
£27,824 GBP
$37,281 USD
View
B+
Retailer 12
-
£27,929 GBP
ZAR 604,554 ZAR
View
Most Expensive
B+
MOH London
2216008F9 · Oct 26
£35,041 GBP
View
12 more retailers have this diamond
Prices start from £22,441 GBPSave up to £12,600 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
4.51ct Emerald
£22,441 GBP