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Round|Natural|GIA

1.62ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 3525838140

Certificate GIA 3525838140

Diamond specifications and retailer prices

From $10,171 AUD
$7,145 USD
As of November 2, 2026
Save $10,573 AUD (51%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $20,745 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.62ct natural round diamond

This 1.62ct 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 3525838140. Listed at 17 retailers as of October 30, 2026, with prices from $10,171 to $20,745, a $10,573 spread on the same certified stone. NZ Jewellers lists it at $20,745. 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

1.62
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 3525838140
Dimensions7.45 × 7.50 × 4.68 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Needle
Top View
7.45 mm7.50 mm1.62 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3525838140
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.6%

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 2
Current: $11,594 AUD|Low: $10,171 AUD|High: $17,378 AUD|Avg: $12,115 AUD|+11.4%
Retailer 1
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
Retailer 15
Retailer 16
November 2, 2026
Retailer 4$10,171 AUD
Retailer 15$10,352 AUD
Retailer 8$10,374 AUD
Retailer 6$10,521 AUD
Retailer 16$10,767 AUD
Retailer 7$10,791 AUD
Retailer 11$11,594 AUD
Retailer 1$11,594 AUD
Retailer 14$12,008 AUD
Retailer 2$12,485 AUD
Retailer 3$12,485 AUD
Retailer 13$12,663 AUD
Retailer 12$12,898 AUD
Retailer 9$12,928 AUD
Retailer 5$13,257 AUD
Retailer 10$17,286 AUD

22 data points across 16 retailers

17 retailers$10,171 AUD to $20,745 AUD

B+
Cheapest Retailer
-
$10,171 AUD
$7,145 USD
B+
Retailer 2
-
$10,352 AUD
CA$10,100 CAD
View
B+
Retailer 3
-
$10,767 AUD
$7,563 USD
View
Retailer 4
-
$11,020 AUD
$7,741 USD
View
Price last confirmed 38 days ago
B
Retailer 5
-
$11,594 AUD
$8,144 USD
View
B+
Retailer 6
-
$11,594 AUD
£6,413 GBP
View
B+
Retailer 7
-
$12,008 AUD
$8,435 USD
View
B+
Retailer 8
-
$12,485 AUD
$8,770 USD
View
B+
Retailer 9
-
$12,485 AUD
$8,770 USD
View
B+
Retailer 10
-
$12,663 AUD
$8,895 USD
View
Retailer 11
-
$12,716 AUD
$8,932 USD
View
Price last confirmed 41 days ago
B
Retailer 12
-
$12,898 AUD
$9,060 USD
View
B+
Retailer 13
-
$12,928 AUD
€8,649 EUR
View
Retailer 14
-
$13,257 AUD
ZAR 150,436 ZAR
View
Price last confirmed 37 days ago
B
Retailer 15
-
$17,286 AUD
£9,561 GBP
View
Retailer 16
-
$18,431 AUD
$12,947 USD
View
Price last confirmed 37 days ago
Most Expensive
B
NZ Jewellers
050040ca-8d36-4b59-8466-9a2b5241c02a · Oct 30
$20,745 AUD
$14,572 USD
View
16 more retailers have this diamond
Prices start from $10,171 AUDSave up to $10,573 AUD

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+
1.62ct Round
$10,171 AUD