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Round|Natural|GIA

0.37ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 2527219130

Certificate GIA 2527219130

Diamond specifications and retailer prices

From $588 AUD
₹39,323 INR
As of October 31, 2026
Save $1,253 AUD (68%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,582 AUD at NZ Jewellers · As of October 2, 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 2527219130. Listed at 16 retailers as of October 29, 2026, with a 213% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2527219130
Dimensions4.57 × 4.59 × 2.86 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Culet sizeNone
Key to symbols
Feather
Top View
4.57 mm4.59 mm0.37 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2527219130
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

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: $588 AUD|Low: $586 AUD|High: $1,880 AUD|Avg: $1,017 AUD|-6.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 1$588 AUD
Retailer 11$674 AUD
Retailer 2$839 AUD
Retailer 12$840 AUD
Retailer 4$887 AUD
Retailer 9$980 AUD
Retailer 6$980 AUD
Retailer 8$1,088 AUD
Retailer 5$1,096 AUD
Retailer 7$1,220 AUD
Retailer 3$1,239 AUD
Retailer 10$1,841 AUD

31 data points across 12 retailers

16 retailers$588 AUD to $1,841 AUD

A
Cheapest Retailer
-
$588 AUD
₹39,323 INR
A
Retailer 2
-
$674 AUD
HK$3,700 HKD
View
A
Retailer 3
-
$789 AUD
View
Retailer 4
-
$824 AUD
$579 USD
View
Price last confirmed 28 days ago
A
Retailer 5
-
$839 AUD
SGD 796 SGD
View
A
Retailer 6
-
$840 AUD
$590 USD
View
Retailer 7
-
$893 AUD
$627 USD
View
Price last confirmed 32 days ago
Retailer 8
-
$951 AUD
$668 USD
View
Price last confirmed 30 days ago
B+
Retailer 9
-
$980 AUD
$688 USD
View
B+
Retailer 10
-
$980 AUD
£542 GBP
View
B+
Retailer 11
-
$1,088 AUD
€728 EUR
View
B+
Retailer 12
-
$1,096 AUD
$770 USD
View
B+
Retailer 13
-
$1,220 AUD
ZAR 13,842 ZAR
View
Retailer 14
-
$1,239 AUD
View
Price last confirmed 28 days ago
B
Retailer 15
-
$1,841 AUD
£1,018 GBP
View
Most Expensive
NZ Jewellers
7a4052eb-8bda-4586-bdce-782e3614cd84 · Oct 2
$2,582 AUD
$1,814 USD
View
Price last confirmed 29 days ago
15 more retailers have this diamond
Prices start from $588 AUDSave up to $1,253 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
$588 AUD