CaratHunter
Plans
Heart|Natural|GIA

0.90ct K SI1 Heart Natural Diamond

EX • K/SI1 • GIA 1569324697

Certificate GIA 1569324697

Diamond specifications and retailer prices

From $925 USD
As of November 6, 2026
Save $2,219 USD (71%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,144 USD at NZ Jewellers · As of November 7, 2026
View at NZ Jewellers

About this 0.9ct natural heart diamond

This 0.9ct natural heart sits in the just-under-one-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 1569324697. Listed at 7 retailers as of November 6, 2026, with prices from $925 to $3,144, a $2,219 spread on the same certified stone. NZ Jewellers lists it at $3,144. 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

0.90
Carat
K
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1569324697
Dimensions5.81 × 6.53 × 3.81 mm
L/W Ratio1.12
Key to symbols
Twinning Wisp
Top View
5.81 mm6.53 mm0.90 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1569324697
Side View
Table 55.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 58.4%

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: Nov 6
Current: $3,144 USD|Low: $793 USD|High: $3,144 USD|Avg: $1,763 USD|+22.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 7, 2026
Retailer 6$925 USD
Retailer 2$1,072 USD
Retailer 7$1,169 USD
Retailer 3$1,376 USD
Retailer 5$1,826 USD
Retailer 4$1,931 USD
NZ Jewellers$3,144 USD

44 data points across 7 retailers

7 retailers$925 USD to $3,144 USD

A
Cheapest Retailer
-
$925 USD
Final sale: no returns
B+
Retailer 2
-
$1,072 USD
View
B+
Retailer 3
-
$1,169 USD
View
B
Retailer 4
-
$1,376 USD
View
B
Retailer 5
-
$1,826 USD
View
B
Retailer 6
-
$1,931 USD
View
Most Expensive
B
NZ Jewellers
3557e361-ae87-4a20-9c31-4ce7cbbdf23d · Nov 7
$3,144 USD
View
6 more retailers have this diamond
Prices start from $925 USDSave up to $2,219 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
0.90ct Heart
$925 USD