Round|Natural|GIA

1.53ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 1565648336

Certificate GIA 1565648336

Diamond specifications and retailer prices

From $4,410 USD
SGD 5,960 SGD
As of October 31, 2026
Save $4,565 USD (51%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,975 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.53ct natural round diamond

This 1.53ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1565648336. Listed at 15 retailers as of October 30, 2026, with prices from $4,410 to $8,975, a $4,565 spread on the same certified stone. NZ Jewellers lists it at $8,975. 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

1.53
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1565648336
Dimensions7.31 × 7.38 × 4.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Key to symbols
Crystal, Feather
Top View
7.31 mm7.38 mm1.53 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1565648336
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 41.2°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 31
Current: $8,975 USD|Low: $4,680 USD|High: $8,975 USD|Avg: $5,971 USD
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 31, 2026
Retailer 13$4,680 USD
Retailer 14$4,856 USD
Retailer 6$4,994 USD
Retailer 3$5,030 USD
Retailer 7$5,175 USD
Retailer 4$5,262 USD
Retailer 5$5,366 USD
Retailer 12$5,366 USD
Retailer 8$5,970 USD
Retailer 10$6,192 USD
Retailer 2$6,468 USD
Retailer 11$7,974 USD
Retailer 9$8,425 USD
NZ Jewellers$8,975 USD

7 data points across 14 retailers

15 retailers$4,410 USD to $8,975 USD

A
Cheapest Retailer
-
$4,410 USD
SGD 5,960 SGD
A
Retailer 2
-
$4,680 USD
View
A
Retailer 3
-
$4,856 USD
View
Final sale: no returns
A
Retailer 4
-
$4,994 USD
SGD 6,749 SGD
View
A
Retailer 5
-
$5,030 USD
View
A
Retailer 6
-
$5,175 USD
£4,075 GBP
View
A
Retailer 7
-
$5,262 USD
View
B+
Retailer 8
-
$5,366 USD
View
B+
Retailer 9
-
$5,366 USD
View
B+
Retailer 10
-
$5,970 USD
€5,686 EUR
View
B+
Retailer 11
-
$6,192 USD
View
B+
Retailer 12
-
$6,468 USD
ZAR 104,486 ZAR
View
B
Retailer 13
-
$7,974 USD
View
B
Retailer 14
-
$8,425 USD
£6,634 GBP
View
Most Expensive
B
NZ Jewellers
92573329-7ca3-49cf-a45f-afeb468440b1 · Oct 30
$8,975 USD
View
14 more retailers have this diamond
Prices start from $4,410 USDSave up to $4,565 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
1.53ct Round
$4,410 USD