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Emerald|Natural|GIA

0.51ct J SI1 Emerald Natural Diamond

GD • J/SI1 • GIA 7552843008

Certificate GIA 7552843008

Diamond specifications and retailer prices

From £305 GBP
SGD 553 SGD
As of October 31, 2026
Save £49 GBP (14%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £354 GBP at 77 Diamonds · As of November 1, 2026
View at 77 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 SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 7552843008. Listed at 2 retailers as of October 31, 2026, with prices from £305 to £354, a £49 spread on the same certified stone. 77 Diamonds lists it at £354. 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
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7552843008
Dimensions5.25 × 3.76 × 2.55 mm
L/W Ratio1.40
Culet sizeNone
Key to symbols
Knot
Top View
5.25 mm3.76 mm0.51 ctJ / SI1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 7552843008
Side View
Table 63.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: £354 GBP|Low: £305 GBP|High: £354 GBP|Avg: £325 GBP|+3.4%
77 Diamonds
Retailer 2
November 1, 2026
Retailer 2£305 GBP
77 Diamonds£354 GBP

38 data points across 2 retailers

2 retailers£305 GBP to £354 GBP

B+
Cheapest Retailer
-
£305 GBP
SGD 553 SGD
Most Expensive
B+
77 Diamonds
EMCPXSWKHSGE · Nov 1
£354 GBP
View
1 more retailer has this diamond
Prices start from £305 GBPSave up to £49 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.

B+
0.51ct Emerald
£305 GBP