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Round|Natural|GIA

0.37ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 1563597453

Certificate GIA 1563597453

Diamond specifications and retailer prices

From $351 AUD
₹23,456 INR
As of November 1, 2026
Save $1,483 AUD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,834 AUD at NZ Jewellers · As of November 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1563597453. Listed at 18 retailers as of November 1, 2026, with prices from $351 to $1,834, a $1,483 spread on the same certified stone. NZ Jewellers lists it at $1,834. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1563597453
Dimensions4.58 × 4.63 × 2.86 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud
Top View
4.58 mm4.63 mm0.37 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1563597453
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.1%

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 1
Current: $1,834 AUD|Low: $351 AUD|High: $1,851 AUD|Avg: $685 AUD|-0.9%
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
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 13$351 AUD
Retailer 8$419 AUD
Retailer 16$478 AUD
Retailer 5$510 AUD
Retailer 6$520 AUD
Retailer 10$534 AUD
Retailer 9$545 AUD
Retailer 11$615 AUD
Retailer 3$643 AUD
Retailer 14$664 AUD
Retailer 17$696 AUD
Retailer 4$749 AUD
Retailer 15$755 AUD
Retailer 12$806 AUD
Retailer 2$968 AUD
Retailer 7$1,121 AUD
NZ Jewellers$1,834 AUD

10 data points across 17 retailers

18 retailers$351 AUD to $1,834 AUD

A
Cheapest Retailer
-
$351 AUD
₹23,456 INR
A
Retailer 2
-
$419 AUD
HK$2,300 HKD
View
A
Retailer 3
-
$478 AUD
$336 USD
View
A
Retailer 4
-
$510 AUD
$358 USD
View
A
Retailer 5
-
$520 AUD
$365 USD
View
A
Retailer 6
-
$534 AUD
$375 USD
View
A
Retailer 7
-
$537 AUD
View
A
Retailer 8
-
$545 AUD
$383 USD
View
B+
Retailer 9
-
$615 AUD
£340 GBP
View
B+
Retailer 10
-
$643 AUD
$452 USD
View
B+
Retailer 11
-
$664 AUD
$467 USD
View
B+
Retailer 12
-
$696 AUD
$489 USD
View
B+
Retailer 13
-
$749 AUD
ZAR 8,496 ZAR
View
B+
Retailer 14
-
$755 AUD
$530 USD
View
B+
Retailer 15
-
$806 AUD
€539 EUR
View
B+
Retailer 16
-
$968 AUD
£536 GBP
View
B
Retailer 17
-
$1,121 AUD
£620 GBP
View
Most Expensive
B
NZ Jewellers
ce48080e-8bf0-4d5a-9d79-e29f00f23944 · Nov 2
$1,834 AUD
$1,288 USD
View
17 more retailers have this diamond
Prices start from $351 AUDSave up to $1,483 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
$351 AUD