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Round|Natural|GIA

1.70ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 6545384669

Certificate GIA 6545384669

Diamond specifications and retailer prices

From $9,344 SGD
A$11,216 AUD
As of October 28, 2026
Save $10,682 SGD (53%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $20,025 SGD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.7ct natural round diamond

This 1.7ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6545384669. Listed at 17 retailers as of October 27, 2026, with prices from $9,344 to $20,025, a $10,682 spread on the same certified stone. NZ Jewellers lists it at $20,025. 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

1.70
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6545384669
Dimensions7.60 × 7.54 × 4.74 mm
L/W Ratio1.01
Star length50%
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Cavity
Top View
7.60 mm7.54 mm1.70 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545384669
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°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: Oct 28
Current: $11,062 SGD|Low: $9,178 SGD|High: $16,888 SGD|Avg: $11,810 SGD|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 9$9,376 SGD
Retailer 8$10,013 SGD
Retailer 10$10,847 SGD
Retailer 1$11,062 SGD
Retailer 4$11,101 SGD
Retailer 11$11,894 SGD
Retailer 12$11,894 SGD
Retailer 7$12,123 SGD
Retailer 2$12,292 SGD
Retailer 6$12,414 SGD
Retailer 3$13,182 SGD
Retailer 5$16,776 SGD

38 data points across 12 retailers

17 retailers$9,344 SGD to $20,025 SGD

B+
Cheapest Retailer
-
$9,344 SGD
A$11,216 AUD
B+
Retailer 2
-
$9,376 SGD
$7,315 USD
View
B+
Retailer 3
-
$10,013 SGD
$7,812 USD
View
B+
Retailer 4
-
$10,013 SGD
$7,812 USD
View
Final sale: no returns
B
Retailer 5
-
$10,847 SGD
$8,463 USD
View
B+
Retailer 6
-
$11,014 SGD
$8,593 USD
View
B+
Retailer 7
-
$11,062 SGD
£6,796 GBP
View
B+
Retailer 8
-
$11,101 SGD
$8,661 USD
View
B
Retailer 9
-
$11,894 SGD
$9,280 USD
View
B
Retailer 10
-
$11,894 SGD
$9,280 USD
View
B
Retailer 11
-
$12,123 SGD
$9,459 USD
View
B
Retailer 12
-
$12,292 SGD
$9,590 USD
View
B
Retailer 13
-
$12,414 SGD
€9,224 EUR
View
B
Retailer 14
-
$12,516 SGD
$9,765 USD
View
B
Retailer 15
-
$13,182 SGD
$10,285 USD
View
B
Retailer 16
-
$16,776 SGD
£10,306 GBP
View
Most Expensive
B
NZ Jewellers
5303aa87-d974-48be-a7aa-8f81b5bbb518 · Oct 27
$20,025 SGD
$15,624 USD
View
16 more retailers have this diamond
Prices start from $9,344 SGDSave up to $10,682 SGD

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+
1.70ct Round
$9,344 SGD