Emerald|Natural|GIA

1.51ct I SI2 Emerald Natural Diamond

EX • I/SI2 • GIA 2427174580

Certificate GIA 2427174580

Diamond specifications and retailer prices

From $5,023 USD
As of October 30, 2026
Save $1,999 USD (28%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $7,022 USD at 77 Diamonds · As of October 28, 2026
View at 77 Diamonds

About this 1.51ct natural emerald diamond

This 1.51ct natural emerald sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2427174580. Listed at 4 retailers as of October 28, 2026, with prices from $5,023 to $7,022, a $1,999 spread on the same certified stone. 77 Diamonds lists it at $7,022. 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

1.51
Carat
I
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Pavilion angle54.24°
OriginNatural
Grading LabGIA
CertificateGIA 2427174580
Dimensions7.39 × 5.45 × 3.80 mm
L/W Ratio1.36
Top View
7.39 mm5.45 mm1.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2427174580
Side View
Table 65.0%CrownGirdle: ThickPavilion 54.24°Culet: NoneDepth 69.8%

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 30
Current: $7,022 USD|Low: $4,967 USD|High: $7,111 USD|Avg: $6,108 USD|+0.9%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
October 28, 2026
Retailer 2$5,023 USD
Retailer 3$5,380 USD
Retailer 4$7,015 USD
77 Diamonds$7,022 USD

33 data points across 4 retailers

4 retailers$5,023 USD to $7,022 USD

B+
Cheapest Retailer
-
$5,023 USD
Retailer 2
-
$5,380 USD
View
Price last confirmed 67 days ago
B+
Retailer 3
-
$5,427 USD
View
Most Expensive
B+
77 Diamonds
EMDHMFBNUPUX · Oct 28
$7,022 USD
£5,529 GBP
View
3 more retailers have this diamond
Prices start from $5,023 USDSave up to $1,999 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.

B+
1.51ct Emerald
$5,023 USD