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Heart|Natural|GIA

1.03ct L SI1 Heart Natural Diamond

EX • L/SI1 • GIA 1539594262

Certificate GIA 1539594262

Diamond specifications and retailer prices

From $2,452 NZD
As of November 5, 2026
Save $3,709 NZD (60%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,160 NZD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.03ct natural heart diamond

This 1.03ct natural heart sits in the classic one-carat band, graded L 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 1539594262. Listed at 7 retailers as of November 3, 2026, with prices from $2,452 to $6,160, a $3,709 spread on the same certified stone. NZ Jewellers lists it at $6,160. 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

1.03
Carat
L
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.92°
Pavilion angle41.62°
OriginNatural
Grading LabGIA
CertificateGIA 1539594262
Dimensions6.19 × 7.00 × 4.23 mm
L/W Ratio1.13
Girdle conditionThick
Key to symbols
Crystal, Pinpoint, Indented Natural, Natural
Top View
6.19 mm7.00 mm1.03 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1539594262
Side View
Table 59.0%Crown 36.92°GirdlePavilion 41.62°CuletDepth 60.4%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $6,160 NZD|Low: $2,358 NZD|High: $6,285 NZD|Avg: $3,152 NZD|-2.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 2$2,452 NZD
Retailer 3$2,462 NZD
Retailer 6$2,525 NZD
Retailer 7$2,525 NZD
Retailer 4$2,643 NZD
Retailer 5$2,715 NZD
Retailer 8$3,132 NZD
NZ Jewellers$6,160 NZD

40 data points across 8 retailers

7 retailers$2,452 NZD to $6,160 NZD

B+
Cheapest Retailer
-
$2,452 NZD
B+
Retailer 2
-
$2,462 NZD
View
B+
Retailer 3
-
$2,525 NZD
View
B+
Retailer 4
-
$2,525 NZD
View
B
Retailer 5
-
$2,643 NZD
View
B
Retailer 6
-
$2,715 NZD
View
Most Expensive
C
NZ Jewellers
85a7c955-8d95-4e8e-8865-359e18087832 · Nov 3
$6,160 NZD
$3,415 USD
View
6 more retailers have this diamond
Prices start from $2,452 NZDSave up to $3,709 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+
1.03ct Heart
$2,452 NZD