Round|Natural|GIA

0.37ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 3485471726

Certificate GIA 3485471726

Diamond specifications and retailer prices

From $294 USD
As of October 29, 2026
Save $887 USD (75%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,181 USD at NZ Jewellers · As of October 30, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3485471726. Listed at 15 retailers as of October 29, 2026, with prices from $294 to $1,181, a $887 spread on the same certified stone. NZ Jewellers lists it at $1,181. 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
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 3485471726
Dimensions4.60 × 4.58 × 2.88 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
4.60 mm4.58 mm0.37 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3485471726
Side View
Table 56.0%Crown 36°Girdle: Sli. ThickPavilion 41.2°Culet: NoneDepth 62.8%

Caratlytics Score

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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 29
Current: $1,181 USD|Low: $274 USD|High: $1,203 USD|Avg: $486 USD|-1.8%
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 10$294 USD
Retailer 15$308 USD
Retailer 14$320 USD
Retailer 11$332 USD
Retailer 6$336 USD
Retailer 12$344 USD
Retailer 2$393 USD
Retailer 13$415 USD
Retailer 7$440 USD
Retailer 8$478 USD
Retailer 5$503 USD
Retailer 4$505 USD
Retailer 9$583 USD
Retailer 3$715 USD
NZ Jewellers$1,181 USD

40 data points across 15 retailers

15 retailers$294 USD to $1,181 USD

A
Cheapest Retailer
-
$294 USD
A
Retailer 2
-
$308 USD
View
Retailer 3
-
$320 USD
View
Price last confirmed 13 days ago
Retailer 4
-
$330 USD
View
Price last confirmed 37 days ago
A
Retailer 5
-
$332 USD
View
A
Retailer 6
-
$344 USD
View
A
Retailer 7
-
$393 USD
£310 GBP
View
A
Retailer 8
-
$415 USD
View
B+
Retailer 9
-
$440 USD
View
B+
Retailer 10
-
$478 USD
ZAR 7,716 ZAR
View
Retailer 11
-
$503 USD
A$774 AUD
View
Price last confirmed 27 days ago
B+
Retailer 12
-
$505 USD
View
B+
Retailer 13
-
$583 USD
€555 EUR
View
Retailer 14
-
$715 USD
£563 GBP
View
Price last confirmed 10 days ago
Most Expensive
B
NZ Jewellers
6a9001a2-672b-40bb-aca8-9571ef140a48 · Oct 30
$1,181 USD
View
14 more retailers have this diamond
Prices start from $294 USDSave up to $887 USD

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
$294 USD