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Emerald|Natural|GIA

1.51ct E SI1 Emerald Natural Diamond

EX • E/SI1 • GIA 2116005169

Certificate GIA 2116005169

Diamond specifications and retailer prices

From $13,687 AUD
$9,616 USD
As of October 28, 2026
Save $2,988 AUD (18%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $16,675 AUD at 77 Diamonds · As of October 30, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2116005169. Listed at 3 retailers as of October 28, 2026, with prices from $13,687 to $16,675, a $2,988 spread on the same certified stone. 77 Diamonds lists it at $16,675. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2116005169
Dimensions7.97 × 5.54 × 3.69 mm
L/W Ratio1.44
Top View
7.97 mm5.54 mm1.51 ctE / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 2116005169
Side View
Table 65.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 66.6%

Caratlytics Score

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

Price History

Last verified: Oct 28
Current: $16,675 AUD|Low: $12,580 AUD|High: $16,702 AUD|Avg: $14,522 AUD|-0.2%
77 Diamonds
Retailer 2
Retailer 3
October 30, 2026
Retailer 3$13,687 AUD
Retailer 2$13,838 AUD
77 Diamonds$16,675 AUD

13 data points across 3 retailers

3 retailers$13,687 AUD to $16,675 AUD

B+
Cheapest Retailer
-
$13,687 AUD
$9,616 USD
B+
Retailer 2
-
$13,838 AUD
$9,722 USD
View
Final sale: no returns
Most Expensive
B
77 Diamonds
EMZYBKZBAVR · Oct 30
$16,675 AUD
£9,225 GBP
View
2 more retailers have this diamond
Prices start from $13,687 AUDSave up to $2,988 AUD

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
$13,687 AUD