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Emerald|Natural|GIA

0.51ct I SI2 Emerald Natural Diamond

GD • I/SI2 • GIA 7553825283

Certificate GIA 7553825283

Diamond specifications and retailer prices

From $625 NZD
$352 USD
As of October 31, 2026
Save $222 NZD (26%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $846 NZD 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 7553825283. Listed at 3 retailers as of October 31, 2026, with prices from $625 to $846, a $222 spread on the same certified stone. 77 Diamonds lists it at $846. 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
I
Colour
SI2
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7553825283
Dimensions5.23 × 3.92 × 2.60 mm
L/W Ratio1.33
Culet sizeNone
Key to symbols
Feather
Top View
5.23 mm3.92 mm0.51 ctI / SI2
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7553825283
Side View
Table 67.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 66.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $846 NZD|Low: $525 NZD|High: $846 NZD|Avg: $694 NZD|+3.2%
77 Diamonds
Retailer 2
Retailer 3
November 1, 2026
Retailer 2$625 NZD
Retailer 3$666 NZD
77 Diamonds$846 NZD

38 data points across 3 retailers

3 retailers$625 NZD to $846 NZD

B+
Cheapest Retailer
-
$625 NZD
$352 USD
Final sale: no returns
B+
Retailer 2
-
$666 NZD
SGD 507 SGD
View
Most Expensive
B+
77 Diamonds
EMCPZHUSMBRP · Nov 1
$846 NZD
£375 GBP
View
2 more retailers have this diamond
Prices start from $625 NZDSave up to $222 NZD

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
$625 NZD