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Round|Natural|GIA

0.37ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6555425821

Certificate GIA 6555425821

Diamond specifications and retailer prices

From $447 AUD
₹29,895 INR
As of October 27, 2026
Save $1,899 AUD (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,346 AUD at NZ Jewellers · As of October 26, 2026
View at NZ Jewellers

About this 0.37ct natural round diamond

This 0.37ct natural round sits in the sub-half-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6555425821. Listed at 15 retailers as of October 26, 2026, with prices from $447 to $2,346, a $1,899 spread on the same certified stone. NZ Jewellers lists it at $2,346. 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

0.37
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6555425821
Dimensions4.57 × 4.59 × 2.88 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
4.57 mm4.59 mm0.37 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6555425821
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $2,346 AUD|Low: $441 AUD|High: $2,392 AUD|Avg: $886 AUD|-1.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 28, 2026
Retailer 7$447 AUD
Retailer 6$528 AUD
Retailer 12$578 AUD
Retailer 5$612 AUD
Retailer 4$632 AUD
Retailer 14$647 AUD
Retailer 3$659 AUD
Retailer 13$706 AUD
Retailer 2$760 AUD
Retailer 8$839 AUD
Retailer 11$993 AUD
Retailer 9$1,001 AUD
Retailer 10$1,416 AUD
NZ Jewellers$2,346 AUD

31 data points across 14 retailers

15 retailers$447 AUD to $2,346 AUD

A
Cheapest Retailer
-
$447 AUD
₹29,895 INR
A
Retailer 2
-
$528 AUD
HK$2,900 HKD
View
Retailer 3
-
$578 AUD
$406 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$612 AUD
$430 USD
View
A
Retailer 5
-
$632 AUD
SGD 600 SGD
View
A
Retailer 6
-
$639 AUD
View
A
Retailer 7
-
$647 AUD
SGD 614 SGD
View
A
Retailer 8
-
$659 AUD
$463 USD
View
A
Retailer 9
-
$706 AUD
$496 USD
View
A
Retailer 10
-
$760 AUD
£420 GBP
View
A
Retailer 11
-
$839 AUD
$589 USD
View
B+
Retailer 12
-
$993 AUD
€664 EUR
View
B+
Retailer 13
-
$1,001 AUD
$703 USD
View
B
Retailer 14
-
$1,416 AUD
£783 GBP
View
Most Expensive
B
NZ Jewellers
137ca08d-26f4-424b-9e25-385695b9ae76 · Oct 26
$2,346 AUD
$1,648 USD
View
14 more retailers have this diamond
Prices start from $447 AUDSave up to $1,899 AUD

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
0.37ct Round
$447 AUD