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Round|Natural|GIA

1.51ct D SI2 Round Natural Diamond

VG • D/SI2 • GIA 2111372272

Certificate GIA 2111372272

Diamond specifications and retailer prices

From $12,656 SGD
$9,900 USD
As of October 25, 2026
Save $12,227 SGD (49%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $24,883 SGD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 2111372272. Listed at 20 retailers as of October 25, 2026, with prices from $12,656 to $24,883, a $12,227 spread on the same certified stone. Diamond Quarter lists it at $24,883. 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
D
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2111372272
Dimensions7.45 × 7.42 × 4.40 mm
L/W Ratio1.00
Culet sizeNone
Top View
7.45 mm7.42 mm1.51 ctD / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2111372272
Side View
Table 60.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 59.2%

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 25
Current: $15,312 SGD|Low: $12,656 SGD|High: $23,772 SGD|Avg: $17,202 SGD|-0.4%
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
October 31, 2026
Retailer 9$12,656 SGD
Retailer 12$13,645 SGD
Retailer 10$14,263 SGD
Retailer 14$14,263 SGD
Retailer 1$15,312 SGD
Retailer 4$15,452 SGD
Retailer 11$15,689 SGD
Retailer 13$16,495 SGD
Retailer 7$17,200 SGD
Retailer 2$17,829 SGD
Retailer 5$18,761 SGD
Retailer 6$20,332 SGD
Retailer 8$22,394 SGD
Retailer 3$23,772 SGD

42 data points across 14 retailers

20 retailers$12,656 SGD to $24,883 SGD

B+
Cheapest Retailer
-
$12,656 SGD
$9,900 USD
B
Retailer 2
-
$13,000 SGD
$10,169 USD
View
B
Retailer 3
-
$13,233 SGD
$10,351 USD
View
B
Retailer 4
-
$13,645 SGD
CA$14,825 CAD
View
B
Retailer 5
-
$14,263 SGD
$11,157 USD
View
Final sale: no returns
B
Retailer 6
-
$14,263 SGD
$11,157 USD
View
Retailer 7
-
$14,512 SGD
$11,352 USD
View
Price last confirmed 12 days ago
B
Retailer 8
-
$15,312 SGD
£9,431 GBP
View
B
Retailer 9
-
$15,452 SGD
$12,087 USD
View
B
Retailer 10
-
$15,689 SGD
$12,272 USD
View
B
Retailer 11
-
$16,495 SGD
$12,903 USD
View
B
Retailer 12
-
$16,619 SGD
$13,000 USD
View
B
Retailer 13
-
$16,619 SGD
$13,000 USD
View
B
Retailer 14
-
$17,169 SGD
$13,430 USD
View
B
Retailer 15
-
$17,200 SGD
€12,814 EUR
View
B
Retailer 16
-
$17,829 SGD
$13,946 USD
View
Retailer 17
-
$18,761 SGD
$14,675 USD
View
Price last confirmed 8 days ago
B
Retailer 18
-
$22,394 SGD
£13,793 GBP
View
B
Retailer 19
-
$23,772 SGD
$18,595 USD
View
Most Expensive
B
Diamond Quarter
1.51SI2D21726670N · Oct 29
$24,883 SGD
£15,326 GBP
View
19 more retailers have this diamond
Prices start from $12,656 SGDSave up to $12,227 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+
1.51ct Round
$12,656 SGD