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Emerald|Natural|IGI

0.51ct J VS1 Emerald Natural Diamond

VG • J/VS1 • IGI M2G48762

Certificate IGI M2G48762

Diamond specifications and retailer prices

From £332 GBP
As of November 5, 2026
Save £364 GBP (52%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £696 GBP at Cape Diamonds · As of November 4, 2026
View at Cape Diamonds

About this 0.51ct natural emerald diamond

This 0.51ct natural emerald sits in the half to three-quarter carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI M2G48762. Listed at 13 retailers as of November 4, 2026, with prices from £332 to £696, a £364 spread on the same certified stone. Cape Diamonds lists it at £696. 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

0.51
Carat
J
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishGood
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabIGI
CertificateIGI M2G48762
Dimensions4.94 × 3.66 × 3.00 mm
L/W Ratio1.35
Top View
4.94 mm3.66 mm0.51 ctJ / VS1
OriginNatural
CutVery Good
PolishGood
SymmetryGood
FluorescenceNone
CertificateIGI M2G48762
Side View
Table 71.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 81.8%

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: Nov 5
Current: £696 GBP|Low: £332 GBP|High: £1,415 GBP|Avg: £554 GBP|+1.6%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 4£332 GBP
Retailer 10£416 GBP
Retailer 8£451 GBP
Retailer 5£486 GBP
Retailer 9£486 GBP
Retailer 7£521 GBP
Retailer 3£562 GBP
Retailer 2£663 GBP
Cape Diamonds£696 GBP
Retailer 6£1,415 GBP

39 data points across 10 retailers

13 retailers£332 GBP to £696 GBP

A
Cheapest Retailer
-
£332 GBP
B
Retailer 2
-
£416 GBP
View
Final sale: no returns
B
Retailer 3
-
£451 GBP
View
B
Retailer 4
-
£486 GBP
View
Retailer 5
-
£486 GBP
View
Price last confirmed 8 days ago
B
Retailer 6
-
£521 GBP
View
B
Retailer 7
-
£533 GBP
View
B
Retailer 8
-
£549 GBP
View
B
Retailer 9
-
£562 GBP
View
C
Retailer 10
-
£594 GBP
View
C
Retailer 11
-
£663 GBP
View
Most Expensive
C
Cape Diamonds
cert_M2G48762 · Nov 4
£696 GBP
ZAR 15,140 ZAR
View
11 more retailers have this diamond
Prices start from £332 GBPSave up to £364 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
0.51ct Emerald
£332 GBP