Emerald|Natural|GIA

2.50ct I SI1 Emerald Natural Diamond

EX • I/SI1 • GIA 6551597271

Certificate GIA 6551597271

Diamond specifications and retailer prices

From $15,629 USD
As of October 30, 2026
Save $10,890 USD (41%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $26,519 USD at MOH London · As of October 29, 2026
View at MOH London

About this 2.5ct natural emerald diamond

This 2.5ct natural emerald sits in the two to three carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551597271. Listed at 15 retailers as of October 29, 2026, with prices from $15,629 to $26,519, a $10,890 spread on the same certified stone. MOH London lists it at $26,519. 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

2.50
Carat
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Pavilion angle59.74°
OriginNatural
Grading LabGIA
CertificateGIA 6551597271
Dimensions9.12 × 6.61 × 4.22 mm
L/W Ratio1.38
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
9.12 mm6.61 mm2.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551597271
Side View
Table 59.0%CrownGirdle: THK-VTKPavilion 59.74°Culet: NoneDepth 63.7%

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: Oct 30
Current: $26,519 USD|Low: $13,965 USD|High: $27,113 USD|Avg: $18,363 USD|+2.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 12$13,965 USD
Retailer 9$15,629 USD
Retailer 3$15,885 USD
Retailer 5$15,898 USD
Retailer 10$16,434 USD
Retailer 11$16,997 USD
Retailer 4$18,823 USD
Retailer 7$19,380 USD
Retailer 8$19,380 USD
Retailer 6$20,020 USD
Retailer 2$20,452 USD
MOH London$26,519 USD

31 data points across 12 retailers

15 retailers$15,629 USD to $26,519 USD

Retailer 1
-
$13,965 USD
HK$109,100 HKD
Price last confirmed 33 days ago
A
Retailer 2
-
$15,629 USD
View
A
Retailer 3
-
$15,898 USD
€15,141 EUR
View
A
Retailer 4
-
$16,434 USD
View
A
Retailer 5
-
$16,552 USD
A$25,465 AUD
View
A
Retailer 6
-
$16,997 USD
View
Final sale: no returns
B+
Retailer 7
-
$18,823 USD
A$28,958 AUD
View
Retailer 8
-
$18,961 USD
View
Price last confirmed 31 days ago
B+
Retailer 9
-
$19,380 USD
View
B+
Retailer 10
-
$19,380 USD
View
Retailer 11
-
$19,563 USD
View
Price last confirmed 32 days ago
B+
Retailer 12
-
$20,020 USD
View
B+
Retailer 13
-
$20,452 USD
€19,478 EUR
View
Retailer 14
-
$23,176 USD
View
Price last confirmed 31 days ago
Most Expensive
B
MOH London
F4893FA17 · Oct 29
$26,519 USD
£20,881 GBP
View
14 more retailers have this diamond
Prices start from $15,629 USDSave up to $10,890 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
2.50ct Emerald
$15,629 USD