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Round|Natural|GIA

1.55ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 1558526536

Certificate GIA 1558526536

Diamond specifications and retailer prices

From $5,520 NZD
As of November 6, 2026
Save $4,737 NZD (46%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $10,746 NZD at NZ Jewellers · As of September 27, 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 L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1558526536. Listed at 13 retailers as of November 5, 2026, with a 86% 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

1.55
Carat
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1558526536
Dimensions7.33 × 7.37 × 4.60 mm
L/W Ratio1.01
Top View
7.33 mm7.37 mm1.55 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1558526536
Side View
Table 57.0%CrownGirdlePavilionCuletDepth 62.5%

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: $10,257 NZD|Low: $5,520 NZD|High: $10,746 NZD|Avg: $6,712 NZD|-4.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8$5,520 NZD
Retailer 10$5,692 NZD
Retailer 5$6,054 NZD
Retailer 6$6,114 NZD
Retailer 7$6,123 NZD
Retailer 9$6,143 NZD
Retailer 2$6,411 NZD
Retailer 3$6,840 NZD
Retailer 4$7,185 NZD
NZ Jewellers$10,257 NZD

33 data points across 10 retailers

13 retailers$5,520 NZD to $10,257 NZD

B+
Cheapest Retailer
-
$5,520 NZD
B+
Retailer 2
-
$5,692 NZD
View
B+
Retailer 3
-
$6,054 NZD
View
B+
Retailer 4
-
$6,114 NZD
View
B+
Retailer 5
-
$6,123 NZD
View
B+
Retailer 6
-
$6,143 NZD
View
B+
Retailer 7
-
$6,411 NZD
View
B
Retailer 8
-
$6,840 NZD
View
B
Retailer 9
-
$7,185 NZD
View
C
Retailer 10
-
$10,257 NZD
View
Retailer 11
-
$10,257 NZD
View
Price last confirmed 20 days ago
Retailer 12
-
$10,257 NZD
View
Price last confirmed 23 days ago
Most Expensive
NZ Jewellers
f954c9c4-0cb0-4599-b849-5da12e11f402 · Sep 27
$10,746 NZD
$6,041 USD
View
Price last confirmed 40 days ago
12 more retailers have this diamond
Prices start from $5,520 NZDSave up to $4,737 NZD

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
$5,520 NZD