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0.37ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 1559851310

Certificate GIA 1559851310

Diamond specifications and retailer prices

From $382 USD
₹36,410 INR
As of October 30, 2026
Save $1,242 USD (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,624 USD at NZ Jewellers · As of October 29, 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 1559851310. Listed at 15 retailers as of October 29, 2026, with prices from $382 to $1,624, a $1,242 spread on the same certified stone. NZ Jewellers lists it at $1,624. 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
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1559851310
Dimensions4.57 × 4.58 × 2.84 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
4.57 mm4.58 mm0.37 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559851310
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.0%

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: $1,624 USD|Low: $382 USD|High: $1,705 USD|Avg: $739 USD|-4.8%
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
October 30, 2026
Retailer 2$382 USD
Retailer 6$448 USD
Retailer 13$520 USD
Retailer 14$548 USD
Retailer 9$560 USD
Retailer 11$560 USD
Retailer 3$600 USD
Retailer 8$646 USD
Retailer 7$649 USD
Retailer 4$722 USD
Retailer 12$774 USD
Retailer 5$812 USD
Retailer 10$1,208 USD
NZ Jewellers$1,624 USD

22 data points across 14 retailers

15 retailers$382 USD to $1,624 USD

A
Cheapest Retailer
-
$382 USD
₹36,410 INR
A
Retailer 2
-
$448 USD
HK$3,500 HKD
View
A
Retailer 3
-
$520 USD
View
A
Retailer 4
-
$548 USD
SGD 740 SGD
View
A
Retailer 5
-
$560 USD
View
A
Retailer 6
-
$560 USD
View
A
Retailer 7
-
$600 USD
View
B+
Retailer 8
-
$646 USD
£508 GBP
View
B+
Retailer 9
-
$649 USD
View
B+
Retailer 10
-
$722 USD
View
B+
Retailer 11
-
$774 USD
€737 EUR
View
B+
Retailer 12
-
$812 USD
ZAR 13,111 ZAR
View
Retailer 13
-
$830 USD
A$1,277 AUD
View
Price last confirmed 26 days ago
B
Retailer 14
-
$1,208 USD
£951 GBP
View
Most Expensive
B
NZ Jewellers
18e1d79e-6ccb-44f5-aea9-2b1130b39539 · Oct 29
$1,624 USD
View
14 more retailers have this diamond
Prices start from $382 USDSave up to $1,242 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
$382 USD