Emerald|Natural|GIA

0.51ct F SI2 Emerald Natural Diamond

EX • F/SI2 • GIA 2556222603

Certificate GIA 2556222603

Diamond specifications and retailer prices

From $520 USD
As of November 2, 2026
Save $456 USD (47%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $976 USD at Frank Darling · As of November 3, 2026
View at Frank Darling

About this 0.51ct natural emerald diamond

This 0.51ct natural emerald sits in the half to three-quarter carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556222603. Listed at 11 retailers as of November 2, 2026, with prices from $520 to $976, a $456 spread on the same certified stone. Frank Darling lists it at $976. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.51
Carat
F
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2556222603
Dimensions5.48 × 3.87 × 2.57 mm
L/W Ratio1.42
Top View
5.48 mm3.87 mm0.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2556222603
Side View
Table 69.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 66.4%

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 2
Current: $976 USD|Low: $520 USD|High: $998 USD|Avg: $747 USD|-2.2%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 10$520 USD
Retailer 6$549 USD
Retailer 2$574 USD
Retailer 8$658 USD
Retailer 7$660 USD
Retailer 9$729 USD
Retailer 3$775 USD
Retailer 5$805 USD
Retailer 4$827 USD
Frank Darling$976 USD

40 data points across 10 retailers

11 retailers$520 USD to $976 USD

A
Cheapest Retailer
-
$520 USD
A
Retailer 2
-
$549 USD
View
A
Retailer 3
-
$574 USD
View
B+
Retailer 4
-
$658 USD
View
B+
Retailer 5
-
$660 USD
View
B+
Retailer 6
-
$699 USD
View
B
Retailer 7
-
$729 USD
View
B+
Retailer 8
-
$775 USD
View
B+
Retailer 9
-
$805 USD
View
B
Retailer 10
-
$827 USD
View
Most Expensive
B
Frank Darling
2637441HK · Nov 3
$976 USD
View
10 more retailers have this diamond
Prices start from $520 USDSave up to $456 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
0.51ct Emerald
$520 USD