Round|Natural|GIA

0.37ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 2554333016

Certificate GIA 2554333016

Diamond specifications and retailer prices

From $209 USD
₹19,921 INR
As of October 30, 2026
Save $456 USD (69%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,334 USD at NZ Jewellers · As of October 3, 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 2554333016. Listed at 13 retailers as of October 25, 2026, with a 218% 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
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2554333016
Dimensions4.57 × 4.59 × 2.86 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
4.57 mm4.59 mm0.37 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554333016
Side View
Table 56.0%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 30
Current: $209 USD|Low: $208 USD|High: $690 USD|Avg: $371 USD|-5.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 1$209 USD
Retailer 7$287 USD
Retailer 8$312 USD
Retailer 10$317 USD
Retailer 2$317 USD
Retailer 9$340 USD
Retailer 4$369 USD
Retailer 3$421 USD
Retailer 5$495 USD
Retailer 6$665 USD

36 data points across 10 retailers

13 retailers$209 USD to $665 USD

A
Cheapest Retailer
-
$209 USD
₹19,921 INR
A
Retailer 2
-
$256 USD
HK$2,000 HKD
View
A
Retailer 3
-
$287 USD
View
Retailer 4
-
$294 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$312 USD
SGD 421 SGD
View
Retailer 6
-
$330 USD
View
Price last confirmed 31 days ago
A
Retailer 7
-
$340 USD
View
A
Retailer 8
-
$369 USD
£290 GBP
View
Retailer 9
-
$396 USD
View
Price last confirmed 28 days ago
A
Retailer 10
-
$421 USD
View
B+
Retailer 11
-
$495 USD
€471 EUR
View
B+
Retailer 12
-
$665 USD
£524 GBP
View
Most Expensive
NZ Jewellers
214236a0-851d-4475-8f66-b2a1034c8b32 · Oct 3
$1,334 USD
View
Price last confirmed 27 days ago
12 more retailers have this diamond
Prices start from $209 USDSave up to $456 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
$209 USD