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Emerald|Natural|GIA

1.51ct I IF Emerald Natural Diamond

EX • I/IF • GIA 6551412608

Certificate GIA 6551412608

Diamond specifications and retailer prices

From $5,874 USD
As of November 1, 2026
Save $1,089 USD (16%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $6,963 USD at Blue Nile · As of October 31, 2026
View at Blue Nile

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551412608. Listed at 4 retailers as of October 31, 2026, with prices from $5,874 to $6,963, a $1,089 spread on the same certified stone. Blue Nile lists it at $6,963. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

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

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.9°
Pavilion angle57°
OriginNatural
Grading LabGIA
CertificateGIA 6551412608
Dimensions7.78 × 5.51 × 3.64 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizeNone
Top View
7.78 mm5.51 mm1.51 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551412608
Side View
Table 69.0%Crown 47.9°Girdle: Slightly ThickPavilion 57°Culet: NoneDepth 66.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $6,963 USD|Low: $5,874 USD|High: $7,121 USD|Avg: $6,495 USD|-2.2%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 4$5,874 USD
Retailer 2$6,101 USD
Retailer 3$6,650 USD
Blue Nile$6,963 USD

31 data points across 4 retailers

4 retailers$5,874 USD to $6,963 USD

A
Cheapest Retailer
-
$5,874 USD
A
Retailer 2
-
$6,101 USD
£4,804 GBP
View
A
Retailer 3
-
$6,650 USD
View
Most Expensive
B+
Blue Nile
29304170 · Oct 31
$6,963 USD
View
3 more retailers have this diamond
Prices start from $5,874 USDSave up to $1,089 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
1.51ct Emerald
$5,874 USD