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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 $17,121 NZD
$9,616 USD
As of October 28, 2026
Save $3,738 NZD (18%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $20,859 NZD 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 $17,121 to $20,859, a $3,738 spread on the same certified stone. 77 Diamonds lists it at $20,859. 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: $20,859 NZD|Low: $15,736 NZD|High: $20,892 NZD|Avg: $18,165 NZD|-0.2%
77 Diamonds
Retailer 2
Retailer 3
October 30, 2026
Retailer 3$17,121 NZD
Retailer 2$17,310 NZD
77 Diamonds$20,859 NZD

13 data points across 3 retailers

3 retailers$17,121 NZD to $20,859 NZD

B+
Cheapest Retailer
-
$17,121 NZD
$9,616 USD
B+
Retailer 2
-
$17,310 NZD
$9,722 USD
View
Final sale: no returns
Most Expensive
B
77 Diamonds
EMZYBKZBAVR · Oct 30
$20,859 NZD
£9,225 GBP
View
2 more retailers have this diamond
Prices start from $17,121 NZDSave up to $3,738 NZD

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
$17,121 NZD