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 $30,068 USD
As of October 26, 2026
Save $16,883 USD (36%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $46,951 USD 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 $30,068 to $46,951, a $16,883 spread on the same certified stone. MOH London lists it at $46,951. 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
Color
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: $46,951 USD|Low: $29,706 USD|High: $47,452 USD|Avg: $34,998 USD
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$30,068 USD
Retailer 10$30,171 USD
Retailer 6$30,827 USD
Retailer 12$31,273 USD
Retailer 9$32,185 USD
Retailer 11$33,139 USD
Retailer 8$34,796 USD
Retailer 3$35,900 USD
Retailer 7$36,229 USD
Retailer 5$36,888 USD
Retailer 4$37,281 USD
Retailer 2$37,422 USD
MOH London$46,951 USD

27 data points across 13 retailers

13 retailers$30,068 USD to $46,951 USD

A
Cheapest Retailer
-
$30,068 USD
A
Retailer 2
-
$30,171 USD
View
A
Retailer 3
-
$30,827 USD
£24,273 GBP
View
Retailer 4
-
$31,273 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
$32,185 USD
View
B+
Retailer 6
-
$33,139 USD
View
B+
Retailer 7
-
$34,796 USD
View
B+
Retailer 8
-
$35,900 USD
View
B+
Retailer 9
-
$36,229 USD
€34,504 EUR
View
B+
Retailer 10
-
$36,888 USD
View
B+
Retailer 11
-
$37,281 USD
View
B+
Retailer 12
-
$37,422 USD
ZAR 604,554 ZAR
View
Most Expensive
B+
MOH London
2216008F9 · Oct 26
$46,951 USD
£36,969 GBP
View
12 more retailers have this diamond
Prices start from $30,068 USDSave up to $16,883 USD

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
$30,068 USD