Emerald|Natural|IGI

0.51ct L VS1 Emerald Natural Diamond

VG • L/VS1 • IGI 774682490

Shape and cutting style on the report: Emerald cut

Certificate IGI 774682490

Diamond specifications and retailer prices

From £150 GBP
As of November 5, 2026
Save £229 GBP (60%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £996 GBP at NZ Jewellers · As of October 14, 2026
View at NZ Jewellers

About this 0.51ct natural emerald diamond

This 0.51ct natural emerald sits in the half to three-quarter carat band, graded L colour (faint-tinted) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 774682490. Listed at 12 retailers as of November 5, 2026, with a 152% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
L
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle38.8°
OriginNatural
Grading LabIGI
CertificateIGI 774682490
Dimensions5.36 × 3.75 × 2.58 mm
L/W Ratio1.43
Culet sizeLong
Top View
5.36 mm3.75 mm0.51 ctL / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 774682490
Side View
Table 65.0%Crown 38.1°Girdle: MED-STKPavilion 38.8°Culet: LNGDepth 68.8%

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: Nov 5
Current: £996 GBP|Low: £150 GBP|High: £1,016 GBP|Avg: £352 GBP|+14.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 3£150 GBP
Retailer 4£218 GBP
Retailer 8£220 GBP
Retailer 9£238 GBP
Retailer 10£253 GBP
Retailer 6£327 GBP
Retailer 5£337 GBP
Retailer 2£352 GBP
Retailer 7£379 GBP
NZ Jewellers£996 GBP

41 data points across 10 retailers

12 retailers£150 GBP to £379 GBP

A
Cheapest Retailer
-
£150 GBP
B+
Retailer 2
-
£215 GBP
View
A
Retailer 3
-
£218 GBP
View
Retailer 4
-
£220 GBP
View
Price last confirmed 23 days ago
Retailer 5
-
£238 GBP
View
Price last confirmed 26 days ago
Retailer 6
-
£253 GBP
View
Price last confirmed 38 days ago
Retailer 7
-
£296 GBP
View
Price last confirmed 23 days ago
B+
Retailer 8
-
£327 GBP
View
B+
Retailer 9
-
£337 GBP
View
B+
Retailer 10
-
£352 GBP
View
B+
Retailer 11
-
£379 GBP
View
Most Expensive
NZ Jewellers
c8ab0f0a-7a36-44d1-859f-34a952668dda · Oct 14
£996 GBP
$1,340 USD
View
Price last confirmed 23 days ago
11 more retailers have this diamond
Prices start from £150 GBPSave up to £229 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
£150 GBP