Heart|Natural|GIA

1.81ct D SI1 Heart Natural Diamond

EX • D/SI1 • GIA 6511982574

Certificate GIA 6511982574

Diamond specifications and retailer prices

From $10,291 NZD
$5,800 USD
As of October 31, 2026
Save $4,028 NZD (28%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $14,319 NZD at Jared · As of October 30, 2026
View at Jared

About this 1.81ct natural heart diamond

This 1.81ct natural heart sits in the one-and-a-half to two carat band, graded D 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 6511982574. Listed at 11 retailers as of October 30, 2026, with prices from $10,291 to $14,319, a $4,028 spread on the same certified stone. Jared lists it at $14,319. 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

1.81
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6511982574
Dimensions7.56 × 8.24 × 4.73 mm
L/W Ratio1.09
Top View
7.56 mm8.24 mm1.81 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6511982574
Side View
Table 59.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 57.4%

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: Oct 31
Current: $14,319 NZD|Low: $10,291 NZD|High: $16,245 NZD|Avg: $13,551 NZD|-11.6%
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 10$10,291 NZD
Retailer 5$10,697 NZD
Retailer 9$10,928 NZD
Retailer 3$11,062 NZD
Retailer 6$12,748 NZD
Retailer 8$12,951 NZD
Retailer 7$13,857 NZD
Retailer 11$13,857 NZD
Retailer 2$13,859 NZD
Retailer 4$14,213 NZD
Jared$14,319 NZD

40 data points across 11 retailers

11 retailers$10,291 NZD to $14,319 NZD

A
Cheapest Retailer
-
$10,291 NZD
$5,800 USD
A
Retailer 2
-
$10,697 NZD
$6,029 USD
View
A
Retailer 3
-
$10,928 NZD
$6,159 USD
View
A
Retailer 4
-
$11,062 NZD
$6,235 USD
View
B+
Retailer 5
-
$12,748 NZD
$7,185 USD
View
B+
Retailer 6
-
$12,951 NZD
$7,299 USD
View
B+
Retailer 7
-
$13,857 NZD
$7,810 USD
View
B+
Retailer 8
-
$13,857 NZD
$7,810 USD
View
B+
Retailer 9
-
$13,859 NZD
£6,151 GBP
View
B+
Retailer 10
-
$14,213 NZD
€7,629 EUR
View
Most Expensive
B+
Jared
154770093 · Oct 30
$14,319 NZD
$8,070 USD
View
10 more retailers have this diamond
Prices start from $10,291 NZDSave up to $4,028 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
1.81ct Heart
$10,291 NZD