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Round|Natural|GIA

1.51ct G SI1 Round Natural Diamond

VG • G/SI1 • GIA 5533597927

Certificate GIA 5533597927

Diamond specifications and retailer prices

From $6,756 SGD
$5,285 USD
As of October 30, 2026
Save $9,005 SGD (57%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $15,761 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 5533597927. Listed at 26 retailers as of October 30, 2026, with prices from $6,756 to $15,761, a $9,005 spread on the same certified stone. NZ Jewellers lists it at $15,761. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
G
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 5533597927
Dimensions7.18 × 7.16 × 4.62 mm
L/W Ratio1.00
Top View
7.18 mm7.16 mm1.51 ctG / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5533597927
Side View
Table 56.0%Crown 38.5°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 64.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $15,761 SGD|Low: $6,756 SGD|High: $15,761 SGD|Avg: $9,222 SGD
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
November 2, 2026
Retailer 16$6,756 SGD
Retailer 22$7,053 SGD
Retailer 24$7,146 SGD
Retailer 20$7,178 SGD
Retailer 23$7,445 SGD
Retailer 14$7,457 SGD
Retailer 12$7,881 SGD
Retailer 15$7,881 SGD
Retailer 10$7,920 SGD
Retailer 5$8,487 SGD
Retailer 9$8,537 SGD
Retailer 11$8,669 SGD
Retailer 13$8,826 SGD
Retailer 7$9,077 SGD
Retailer 8$9,077 SGD
Retailer 17$9,229 SGD
Retailer 3$9,383 SGD
Retailer 18$9,696 SGD
Retailer 6$9,851 SGD
Retailer 2$10,005 SGD
Retailer 4$10,792 SGD
Retailer 21$11,579 SGD
Retailer 19$13,133 SGD
NZ Jewellers$15,761 SGD

31 data points across 24 retailers

26 retailers$6,756 SGD to $15,761 SGD

A
Cheapest Retailer
-
$6,756 SGD
$5,285 USD
A
Retailer 2
-
$7,053 SGD
HK$43,100 HKD
View
A
Retailer 3
-
$7,146 SGD
$5,590 USD
View
A
Retailer 4
-
$7,178 SGD
$5,615 USD
View
A
Retailer 5
-
$7,445 SGD
$5,824 USD
View
A
Retailer 6
-
$7,457 SGD
$5,833 USD
View
A
Retailer 7
-
$7,730 SGD
A$9,303 AUD
View
B+
Retailer 8
-
$7,881 SGD
$6,165 USD
View
Final sale: no returns
A
Retailer 9
-
$7,881 SGD
$6,165 USD
View
A
Retailer 10
-
$7,920 SGD
$6,195 USD
View
B+
Retailer 11
-
$8,487 SGD
$6,639 USD
View
B+
Retailer 12
-
$8,537 SGD
$6,678 USD
View
B+
Retailer 13
-
$8,669 SGD
$6,781 USD
View
B+
Retailer 14
-
$8,826 SGD
£5,436 GBP
View
B+
Retailer 15
-
$9,077 SGD
$7,100 USD
View
B+
Retailer 16
-
$9,077 SGD
$7,100 USD
View
Retailer 17
-
$9,229 SGD
A$11,107 AUD
View
Price last confirmed 11 days ago
B+
Retailer 18
-
$9,383 SGD
$7,340 USD
View
B+
Retailer 19
-
$9,696 SGD
€7,223 EUR
View
B+
Retailer 20
-
$9,851 SGD
$7,706 USD
View
B+
Retailer 21
-
$10,005 SGD
£6,162 GBP
View
Retailer 22
-
$10,478 SGD
$8,196 USD
View
Price last confirmed 10 days ago
B
Retailer 23
-
$10,792 SGD
$8,442 USD
View
B
Retailer 24
-
$11,579 SGD
ZAR 146,319 ZAR
View
B
Retailer 25
-
$13,133 SGD
£8,089 GBP
View
Most Expensive
B
NZ Jewellers
83ec2ec4-a2a9-4de2-8923-e46b322bb458 · Oct 30
$15,761 SGD
$12,329 USD
View
25 more retailers have this diamond
Prices start from $6,756 SGDSave up to $9,005 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.

A
1.51ct Round
$6,756 SGD