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Round|Natural|GIA

1.55ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 3565648167

Certificate GIA 3565648167

Diamond specifications and retailer prices

From $9,293 CAD
As of November 6, 2026
Save $11,407 CAD (55%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $20,700 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.55ct natural round diamond

This 1.55ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3565648167. Listed at 23 retailers as of November 5, 2026, with prices from $9,293 to $20,700, a $11,407 spread on the same certified stone. NZ Jewellers lists it at $20,700. 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

1.55
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 3565648167
Dimensions7.46 × 7.43 × 4.58 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Needle
Top View
7.46 mm7.43 mm1.55 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3565648167
Side View
Table 58.0%Crown 33.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $20,700 CAD|Low: $9,293 CAD|High: $21,367 CAD|Avg: $12,536 CAD|-3.1%
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
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
November 6, 2026
Retailer 2$9,293 CAD
Retailer 20$9,575 CAD
Retailer 10$9,642 CAD
Retailer 4$9,902 CAD
Retailer 11$10,697 CAD
Retailer 8$10,941 CAD
Retailer 17$11,278 CAD
Retailer 7$11,368 CAD
Retailer 15$11,547 CAD
Retailer 3$11,759 CAD
Retailer 9$11,829 CAD
Retailer 16$12,036 CAD
Retailer 6$12,377 CAD
Retailer 12$12,393 CAD
Retailer 22$12,567 CAD
Retailer 23$12,646 CAD
Retailer 5$12,723 CAD
Retailer 19$12,764 CAD
Retailer 13$13,641 CAD
Retailer 14$14,280 CAD
Retailer 18$15,099 CAD
Retailer 21$17,202 CAD
NZ Jewellers$20,700 CAD

16 data points across 23 retailers

23 retailers$9,293 CAD to $20,700 CAD

B+
Cheapest Retailer
-
$9,293 CAD
B+
Retailer 2
-
$9,575 CAD
View
B+
Retailer 3
-
$9,642 CAD
View
B+
Retailer 4
-
$9,902 CAD
View
Final sale: no returns
B+
Retailer 5
-
$10,697 CAD
View
B+
Retailer 6
-
$10,941 CAD
View
B+
Retailer 7
-
$11,278 CAD
View
B+
Retailer 8
-
$11,368 CAD
View
Retailer 9
-
$11,547 CAD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$11,759 CAD
View
B+
Retailer 11
-
$11,829 CAD
View
Retailer 12
-
$12,036 CAD
View
Price last confirmed 14 days ago
B+
Retailer 13
-
$12,377 CAD
View
B+
Retailer 14
-
$12,393 CAD
View
B+
Retailer 15
-
$12,567 CAD
View
B+
Retailer 16
-
$12,646 CAD
View
B
Retailer 17
-
$12,723 CAD
View
B+
Retailer 18
-
$12,764 CAD
View
B
Retailer 19
-
$13,641 CAD
View
B
Retailer 20
-
$14,280 CAD
View
B
Retailer 21
-
$15,099 CAD
View
B
Retailer 22
-
$17,202 CAD
View
Most Expensive
B
NZ Jewellers
8b723761-7652-4c38-a8f2-4e039014f914 · Nov 5
$20,700 CAD
$14,822 USD
View
22 more retailers have this diamond
Prices start from $9,293 CADSave up to $11,407 CAD

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.

B+
1.55ct Round
$9,293 CAD