CaratHunter
Plans
Emerald|Natural|GIA

2.51ct K SI1 Emerald Natural Diamond

EX • K/SI1 • GIA 2245107053

Certificate GIA 2245107053

Diamond specifications and retailer prices

From $16,996 NZD
As of November 5, 2026
Save $4,153 NZD (20%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $21,149 NZD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 2.51ct natural emerald diamond

This 2.51ct natural emerald sits in the two to three carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2245107053. Listed at 2 retailers as of November 5, 2026, with prices from $16,996 to $21,149, a $4,153 spread on the same certified stone. 77 Diamonds lists it at $21,149. 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

2.51
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2245107053
Dimensions8.87 × 6.28 × 4.39 mm
L/W Ratio1.41
Top View
8.87 mm6.28 mm2.51 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2245107053
Side View
Table 64.0%CrownGirdle: MED-XTKPavilionCulet: NoneDepth 69.9%

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: Nov 5
Current: $21,149 NZD|Low: $16,996 NZD|High: $21,486 NZD|Avg: $19,131 NZD|-0.7%
77 Diamonds
Retailer 2
November 6, 2026
Retailer 2$16,996 NZD
77 Diamonds$21,149 NZD

14 data points across 2 retailers

2 retailers$16,996 NZD to $21,149 NZD

A
Cheapest Retailer
-
$16,996 NZD
Most Expensive
B+
77 Diamonds
EMCFPNDYBYFT · Nov 6
$21,149 NZD
£9,361 GBP
View
1 more retailer has this diamond
Prices start from $16,996 NZDSave up to $4,153 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.

A
2.51ct Emerald
$16,996 NZD