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Round|Natural|GIA

0.37ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 1519353147

Certificate GIA 1519353147

Diamond specifications and retailer prices

From $385 NZD
₹20,680 INR
As of October 28, 2026
Save $1,696 NZD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,115 NZD at NZ Jewellers · As of September 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1519353147. Listed at 16 retailers as of October 28, 2026, with a 440% 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
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1519353147
Dimensions4.56 × 4.60 × 2.86 mm
L/W Ratio1.01
Girdle conditionFaceted
Key to symbols
Feather
Top View
4.56 mm4.60 mm0.37 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1519353147
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41°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 28
Current: $2,081 NZD|Low: $383 NZD|High: $2,090 NZD|Avg: $787 NZD|-0.4%
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
October 31, 2026
Retailer 9$385 NZD
Retailer 14$500 NZD
Retailer 11$515 NZD
Retailer 5$543 NZD
Retailer 7$584 NZD
Retailer 15$586 NZD
Retailer 13$605 NZD
Retailer 12$621 NZD
Retailer 2$692 NZD
Retailer 6$731 NZD
Retailer 3$736 NZD
Retailer 4$774 NZD
Retailer 8$905 NZD
Retailer 10$1,255 NZD
NZ Jewellers$2,081 NZD

41 data points across 15 retailers

16 retailers$385 NZD to $2,081 NZD

A
Cheapest Retailer
-
$385 NZD
₹20,680 INR
A
Retailer 2
-
$500 NZD
$282 USD
View
Final sale: no returns
A
Retailer 3
-
$515 NZD
$290 USD
View
A
Retailer 4
-
$543 NZD
$306 USD
View
A
Retailer 5
-
$586 NZD
$330 USD
View
A
Retailer 6
-
$605 NZD
$341 USD
View
A
Retailer 7
-
$621 NZD
$350 USD
View
A
Retailer 8
-
$692 NZD
£307 GBP
View
A
Retailer 9
-
$731 NZD
$412 USD
View
A
Retailer 10
-
$736 NZD
$415 USD
View
Retailer 11
-
$743 NZD
$419 USD
View
Price last confirmed 61 days ago
B+
Retailer 12
-
$774 NZD
$436 USD
View
B+
Retailer 13
-
$905 NZD
€486 EUR
View
B
Retailer 14
-
$1,255 NZD
£557 GBP
View
B
Retailer 15
-
$2,081 NZD
$1,173 USD
View
Most Expensive
NZ Jewellers
c42b7039-3a5d-4d6c-8f2d-41122c33dc58 · Sep 2
$2,115 NZD
$1,192 USD
View
Price last confirmed 61 days ago
15 more retailers have this diamond
Prices start from $385 NZDSave up to $1,696 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.

A
0.37ct Round
$385 NZD